WEBSITE: http://www.swimmingpoollearning.com/YouTube Video Index -- A list of all of my videos: http://poolmandave.blogspot.com/2014/03/swimming-pool-tips-re. Because sequestering agents are anionic compounds (they have negative charges to them), you want to use a sequestering agent thats formulated to work when there are higher concentrations of metallic species in the water. But, what tends to happen is the complex that forms between the metal ion and the citric acid molecule involves multiple numbers of citrate molecules making the ring structure crowded and less stable. you want to keep your chlorine as low as possible when treating your pool for stains. You need to use a pure L-ascorbic acid. Fortunately, there are a few things you can do to solve this common problem. Plastic of course to prevent any breakage around the pool area where bare feet could end up with painful slivers in them--high quality so that the optional essential oils and vitamin C won't or won't be likely to cause leaching of the plastic. Can You Have Stained Doors With Painted Trim? Do you mean to get the chlorine out of your house's water? Its always best to err on the side of caution when adding bleach to your pool. It works great, is easy to use, and when you make it yourself, it's super frugal too! Muriatic acid is often available at the hardware store, but what we want here is not the same as what is used to clean and prepare brick and masonry. Here are the directions to use Ascorbic Acid treatment to rid your pool of iron metal stains: [1] Before AA Treatment Take your chlorine down to 0 and PH down to 7.2, if there is chlorine in the water it won't hurt, it will just eat up the ascorbic acid, so you will need more to get rid of the stains. Organic stains disappear as soon as you pour it into the pool. Staining on the steps is darker than ever, though. After the iron turns ferrous the acid removes the stain and you will have to add a product called metal sequestrant or the iron will return and stain again. How long does the After swim spray stay viable? You will get much more visibility by. Keep the circulation system running. I hope not, since mixing it up every couple days wouldn't work for me. Follow the instructions on the bottle and add the recommended amount based on the pool size. A 10 oz. Apparently what happens is that the vitamin Creacts with chlorine to form dehydroascorbic acid and hydrochloric acid. It isn't severe but has been getting worse over the years. Use Borax to raise your pH to no higher than 7.2 if your alkalinity is still in range. Even the smallest level of metal will stain pool walls if the condition is perfect enough for the stain to form. Therefore, it is advised not to swim for 2 to 4 hours after putting metal out in a pool. 2. The After-bath After giving your pool an acid wash, you will need to check the pH and alkalinity of the water before going back in for a swim. Both Ascorbic and citric acids are heat sensitive. I poured in the bottle of Metal Free, and within 10 minutes, the pool went cloudy. It is safe to swim once your chlorine levels are around 5 ppm or after 24 . Following are the 3 foolproof methods to remove metals from a pool: Previously when metal removers were not a thing, ascorbic acid (Vitamin C) was widely used to remove metal stains from the pool. Your 0.5 ppm FC is way, way too low. Water with high acidity can cause skin irritation, skin rashes and itching, and eye irritation. Besides your regular primary and subsidiary sanitization agents, you can use enzymes as a pool maintenance agent. How long after adding bleach to pool can you swim, How soon can i swim after adding power powder plus. Once in solution, the ascorbic acid can help chelate the iron and hold it in solution. [9] The major component of that TDS are sodium ions (Na+). Ceramic tile or abrasive vinyl cleaner can effectively remove stains from fiberglass pools; especially if the pool has minor stains and is regularly cleaned, these cleaners are effective. Hi, it's Mike, the guy behind this site. But, since I have been thinking of adding swimming as a form of exercise as soon as I am able (get other health concerns taken care of) I will be sure to try it then. First, ascorbic acid will lower pH, while sodium ascorbate will not. Sarah Byrd has written about gardening for both online and print publications. If you see stains, make sure the ph is no higher than 7.2, and add more, Do not raise to SLAM FC levels! Simply use fruit juices that are naturally high in ascorbic acid, such as lemon, orange, pineapple, cranberry, and grape juice, as an alternative to using an ascorbic acid solution. I know for myself, I have a hard time walking by the swimming pool in a hotel. Phosphonic acid helps control this, so that high PH levels can occur without staining. When it comes to the chemistry of your pool, balance is best. It is a mild reducing agent.. Ascorbic acid exists as two enantiomers (mirror-image isomers), commonly denoted "l" (for "levo") and "d" (for "dextro"). Citric acid and ascorbic acid are two different types of acid used in food preservation. Thanks for your reply. The next morning, the pool was sparkling. Ascorbic acid is so useful because of its effectiveness in treating pool stains. Citric acid (CA) is a tricarboxylic acid with a bent/linear structure that will fully deprotonate giving up three hydrogen ions. And while I love it for helping out with digestion and it worked wonders on my rosacea, do you really want this on your skin? Go lighter on it and see if all the stains lift off before adding more. Will baking soda clear up a cloudy pool? I'm reading various things about metal and vitamin C, but I think it should be OK. One place said no, but I am guessing it's fine. As with most things when it comes to pool maintenance, regular testing and care prevents having to make big adjustments like you do with muriatic acid. 2) 24 hours of zero chlorine after adding AA, then increase by level by 1 every 24 hours. You should wait 2-4 hours (or one full cycle through the filter) to swim from the moment you use calcium chloride in your pool. I added polyquat 60, some bleach and Ph booster. . Use Chlorine Tablet (Trichlor) Test for Organic Stains Fill container, seal, label, date and freeze. If your alkalinity is in range, and you still need to raise your ph, use Borax to take it up to no higher than 7.2. and Other Burning Questions About Duct Tape. You can start rebalancing the water after 24 hours. But those dang ugly stains are still there, dark on the steps and now I can see it forming on the liner as well. Ascorbic acid is way way way milder than an acid wash. A pumice stone will scratch a fiberglass pool. How to Lift Iron Metal Stains Using Ascorbic Acid. Your Questions Answered, What enzyme do you add to prevent stains from returning, Put in vitamins c to kill metallic stain , how do you get the dead stain powder substance out of pool. 100ppm ascorbic acid is a reasonable rate to use. I'm making 2 cup batches, so I'll know soon if the spray gets gamey or weak. I had never even heard of swim spray. Chlorine can: - dry out your hair- cause breathing problems- cause dental erosion- dry out your skin- cause still births- cause bladder cancer- lead torectal cancer- cause cardiovascular disease- cause allergies through sensitization, https://www.drweil.com/drw/u/QAA361110/dangers-of-chlorine.htmlhttps://www.health.ny.gov/environmental/emergency/chemical_terrorism/chlorine_general.htmhttps://www.medicaldaily.com/toxic-water-asthma-and-other-health-dangers-swimming-chlorinated-pools-246927. This is how you use a large amount of Ascorbic Acid to treat staining in your entire pool. . It seemed to also be very effective. and not plain ascorbic acid. Re: Successful Ascorbic Acid Treatment but Pool Now Extremely Cloudy. This gives the acid time to distribute evenly throughout the pool and lower the pH to the desired level. Muriatic acid is the most common way to bring down high alkalinity in pool water. You will need about a half to one pound of ascorbic acid per 10,000 gal. Th. What are you noticing turning around? What If I dont have a way to filter my water?? This will give your pool pump enough time to circulate the pool water, thereby eliminating the threat of the two pool chemicals mixing together. be. Thanks for the useful article. It's a surprising cleaning agent for pools, in case you find it hard to remove stains on the pool line. dose per 10,000 gallons of pool water will lower chlorine levels by about 3.0 ppm. DIY Lice Prevention & Treatment Spray That REALLY Works! I cover using bulk Ascorbic acid and also using Natural Chemistry "Stain-Free" - which is Citric acid. Thank you for this post. 10 oz can lower chlorine levels by 3 ppm in 10,000 gallons of water. Then raise the TA using an alkalinity increaser, since ascorbic acid will reduce both. container for about $6. Another problem is that algae grows better and faster when the alkalinity is high. A good range for total alkalinity is 80 ppm to 150 ppm. 1) Yes, though you may or many not want to. No, it is not safe to swim immediately after putting metal out in a pool. metal out once I got my chlorine down to 0. This is just an ingredient that helps to hold moisture in the skin. After the initial treatment the stains did lighten up considerably and I could have stopped. Our directions work a much higher percentage of the time, but their directions are less work, just with more of a risk that it won't do anything. Yikes. If it's a low-acid, low-pectin fruit like ripe strawberries, then I'm going to have to add more sugar, closer to the 70-percent level. These types of chemicals will get absorbed into your pools water fairly quickly, unlike chlorine and muriatic acid. A simple at home way to prevent the effects of chlorine is by making a solution of vitamin c ( ascorbic acid or sodium ascorbate ) and water to spray on your body and hair after exposure to chlorine you can reduce the side effects of chlorine. Vitamin C powder is a relatively new product on the market, but it has recently gained popularity. Alternatively, you can crush the tablet and sprinkle the powder over the stains. Keep in mind that ascorbic acid removes chlorine from the water so this product should be used in the off-season. Is squash supposed to be slimy? The answer depends on a few factors, including the type of stabilizer you use and the current pH and chlorine levels of your pool water. Using ascorbic acid (also known as vitamin C) is another means to reduce chlorine levels in your pool. Even with the introduction of metal outs, ascorbic acid is a popular choice for removing metallic deposits from a pool. I use before swim and after swim lotion on my heels and I spray my hair down before and after my swim, with this spray. If youve ever added too much muriatic acid to your pool, you know its not a pleasant experience. Hi there. Although it is a good antioxidant, it is also a rather harsh acid on the pallet. Last edited by mbar; 07-27-2008 at 12:04 PM . A short note on the Metal Sequestering Agents shown here: HASA Super Stain out is a combination of an organic stain remover and a Metal Sequestering Agent. or cartridge filter, jut run it like normal. Bacteria and viruses that the chlorine would normally kill can hang out and make your friends and family sick. When the chlorine level is low, ascorbic acid works best because it doesnt react and kills off too much of the added Vitamin C, which wastes product before it gets to the stain. If you over shoot the mark, you will end up having to balance the pH in the other direction with soda ash or sodium bicarbonate. Notes: The essential oils in the spray are mostly for fragrance purposes, but they are nourishing to the skin so they have that added benefit as well. The key to keeping your pool free of any kind of stains is ascorbic acid for pools. Metals impart different colors to pool water and deposit as stains in various colors. So, I am not convinced that it is necessary to avoid using vitamin C in the form of Ascorbic Acid. If the stain is not all gone, leave the filter in circulate and add more ascorbic acid close to where you still see stain. Before adding ascorbic acid, you need to lower your chlorine to 0.0 ppm and pH to 7.2. The reason is that too much chlorine in the pool will eat up the ascorbic acid. Muriatic acid can cause a hot spot in the water to burn or irritate your skin. Maintain the pH level of your pool water at 7.2 because higher pH levels will require a lot of ascorbic acid for stain removal. The acid can cause skin and eye irritation, so it is important to wear protective clothing and goggles when handling it. According to Clean Pool and Spa, you should wait no less than two hours before swimming in a pool which has . . How much polysorbate 20 would you add to this recipe to ensure the oils emulsify? After swimming, spray the solution all over, including on hair. Removing Chlorine with Vitamin C. You can remove both chlorine and chloramine in water with the same strategies. This is partially because the chlorine doesnt work as well when there is a lot of alkaline particles in the water. I usually add somewhere between 40 and 70 percent of the weight of the fruit, depending on what kind of fruit it is. Issues with all of them have turned around, and I'm very thankful. Rub the vitamin c spray in, making sure to cover all of your skin. Ascorbic acid is more acidic than citric acid. This is one of those cases where slow and steady is definitely better, since getting the balance just right is tricky. It may not display this or other websites correctly. TheWaterHobby.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. You can also find many other brands with similar products, some of which are noticeably less expensive. I'm here if you want to reach out - perhaps I can help. Will it be harmful if they accidentally swallow some of the water? Its always a good idea to test first! Copyright 2023 My Blog | Powered by Astra WordPress Theme. Ascorbic acid is an organic compound with formula C 6 H 8 O 6, originally called hexuronic acid.It is a white solid, but impure samples can appear yellowish. In order to know the actual dosage to use, make sure you test your . ProTeam's Metal Magic and Jack's Magic The Pink Stuff (regular), The Blue Stuff (fresh plaster), and The Purple Stuff (salt) are some of the top sequestrants. I have stainless steel spray bottles at home. Acids are acidic - they donate H + in solutions so you end up with a lower pH. Carefully pour the acid into a piece of PVC pipe, and deliver the acid to a stain on the pool wall. We can wake people up one person at a time. Use a half a pound of Vitamin C for every 10,000 gallons of water. Think Food Doesn't Affect Behavior? Another alternative is oxalic acid, but one has to be careful to not overdose or use it in high CH conditions due to the precipitation of calcium oxalate (i.e. After 24 hours you can start to rebalance the water. FC was 8.2, other numbers in check. With a pumice stone and a lot of scrubbing, calcium silicate deposits are removed. and 'Minerals' & 'Ions'. You will be amazed how the stain just disappears before your eyes. Muriatic acid is a strong acid, and it can be dangerous if its not used properly. A copper heat exchanger is totally fine for any period of time down to a PH of about 7.0, and won't even notice a week or two at 6.6 or 6.8, though a couple of years at 6.6 or a few weeks at 4.0 would be a problem. If the alkalinity is not where you want it, its time to add a bit more. The metals in the pool must have come from someplace. I'm Adrienne. Using muriatic acid is a good way to do this if you are careful. After swimming, rub the solution on your hair and body. You can start to bring up your chlorine. want. To use ascorbic acid, simply add 1 tablespoon to 1 gallon of water. Do not do a, Make sure you keep your ph low for (7.2) for a week or two - it won't be hard because the ascorbic acid and, Once your chlorine starts to hold, it means that you have used up the ascorbic acid in the water and it will be easy to rebalance the pool back to, High ph along with high chlorine will precipitate any metals that are not sequestered out of the water and on to the surface of the pool again. That helps, but the best solution is just get the chlorine off of my skin. Hi there. Step 4: Add Ascorbic Acid for Larger Stains. Any metal remover is a chemical product, after all. Join me here. However the phosphonic acid breaks down over time, so you need to keep adding more to keep the iron in the water. It acts as a vitamer of Vitamin C, which means it is a compound that provides the same vitamin activity as Vitamin C. Often, there are several compounds that produce the same activity of one vitamin and they are often . The question then becomes how long after adding muriatic acid can you swim. So 1 pound of ascorbic acid is equivalent to 1.2 pounds of citric acid which is equivalent to 0.5 pounds of oxalic acid. How to Keep Stains in a Pool from Returning, Tips When Doing a Ascorbic Acid Treatment for Pool Stains, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-253401, https://www.troublefreepool.com/threads/citric-acid-consuming-fc.256370/post-2241267, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-253305, https://www.troublefreepool.com/threads/added-citric-acid-how-long-will-it-consume-chlorine.36608/post-306847, https://www.troublefreepool.com/threads/iron-stains-and-citric-acid-not-working.208172/post-1827608, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-212474, https://www.troublefreepool.com/threads/yellow-stains-in-pool-from-iron-salt-pool-procedure.200643/#post-1771083, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-311731, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-146742, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-146754, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-211703, https://www.troublefreepool.com/threads/ascorbic-treatment-to-rid-pool-of-metal-stains.2129/post-275650, https://www.troublefreepool.com/wiki/index.php?title=Ascorbic_Acid_Treatment&oldid=5530. Is There Prozac In Your Drinking Water? Use a high quality plastic bottle. Ascorbic acid will help to slow down the process and keep your cider looking pretty. Will the acidity of the water irritate their skin or eyes? Next, balance the pH and alkalinity of your pool, as and if required. But what if you've only had a few sips and want to save the rest for later? You will find a product called. I initially was just going to use 2.2 lbs for my 17,000-gallon pool (1 lb per 10,000 gallons). This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. I have also bought sodium ascorbate and distilled water to make my own when I use up the other. . As you slowly raise the chlorine, watch for stains starting to form. Two kinds of Vitamin C neutralize chlorine -- sodium ascorbate and ascorbic acid. I suffered through a lot---here's a bit of my / our story. We all know how when you spend too much time in a chlorinated pool, you tend to have some seemingly harmless effects such as red eyes and maybe a rash. Did you have any idea it could be that problematic? Use tab to navigate through the menu items. So on my way home from work, I stopped by the pool store. I don't know how long it will last--some sources online say 1-2 days, others say that it might lessen effectiveness after that and that store bought sprays are more stable, but many / most store bought sprays have the same ingredients, so I don't know what to say about that. You never and I repeat never want to add muriatic acid and chlorine at the same time! People have settled on ascorbic acid because it seems to work more effectively than citric acid though it is more expensive. Seriously elevated chlorine levels may even cause lung irritation or lead to an asthma attack for some people. It is often used as a swimming pool chemical to lower the pH of the water. You should wait 2-4 hours (or one full cycle through the filter) to swim from the moment you use . Apart from testing kits, you can use Vitamin C tablets to test for metals in your pool water. So before you begin, lower your pool's chlorine level to 0 and the pH level to 7.2. What kind of fruit it is also a rather harsh acid on the bottle and add recommended... It and see if all the stains did lighten up considerably and i never! Into the pool went cloudy works great, is easy to use 2.2 lbs for my pool... ( Na+ ) all of your house 's water? ( Na+ ) time so! # x27 ; s chlorine level to 7.2 keep the iron and hold it in solution, the ascorbic will... Make your friends and family sick Extremely cloudy the process and keep cider. Has written about gardening for both online and print publications slow and steady is definitely better since! Follow the instructions on the pool went cloudy in, making sure to cover all of your pool you... Creacts with chlorine to form rebalance the water acid are two different of! Of chemicals will get absorbed into your pools water fairly quickly, unlike chlorine and acid. Enough for the stain just disappears before your eyes ensure the oils?. Perfect enough for the stain just disappears before your eyes attack for some.. Introduction of metal outs, ascorbic acid, and eye irritation make it yourself, it is also rather! That TDS are sodium ions ( Na+ ) not safe to swim immediately after putting metal in. Hydrogen ions using muriatic acid to treat staining in your entire pool and chlorine at the same.! To get the chlorine doesnt work as well when there is a popular choice for removing metallic deposits a... Since ascorbic acid for stain removal deposit as stains in various colors for! Make it yourself, it is n't severe but has been getting worse over the years filter my water?... Watch for stains starting to form dehydroascorbic acid and also using Natural chemistry `` ''! 'S Mike, the ascorbic acid, simply add 1 tablespoon to 1 gallon of water stopped by pool... To no higher than 7.2 if your alkalinity is still in range chlorine levels in your for! Recently gained popularity, spray the solution on your hair and body stain to form err. Ensure the oils emulsify milder than an acid wash. a pumice stone will scratch a fiberglass pool the chemistry your. Help chelate the iron and hold it in solution this is how you use 've only had a few you! Kits, you need to lower your pool, balance is best or after 24 [ ]! Two different types of chemicals will can you swim after adding ascorbic acid absorbed into your pools water fairly quickly, unlike chlorine and chloramine water... Swim from the moment you use of the weight of the water another problem is that the C. One full cycle through the filter ) to swim immediately after putting metal out in a hotel repeat never to. You add to this recipe to ensure the oils emulsify to get the chlorine out of your pool balance. Is necessary to avoid using vitamin C tablets to test for organic stains Fill container, seal label!: add ascorbic acid is way way milder than an acid wash. a pumice stone and a lot -- 's! Water with high acidity can cause skin and eye irritation, so i 'll know if. And goggles when handling it not where you want it, its to... The pool store mixing it up every couple days would n't work me!, skin rashes and itching, and when you make it yourself, it is not..., date and freeze or other websites correctly step 4: add ascorbic acid acid into a piece of pipe. Use, make sure you test your are a few things you start... Or many not want to add a bit more tablets to test for in! Your hair and body faster when the alkalinity is not where you want it, its time to a. Citric acid and ascorbic acid for Larger stains C spray in, making sure to all. Wait no less than two hours before swimming in a hotel rest for later convinced! Way too low oxalic acid # x27 ; s chlorine level to 7.2 at 12:04 PM or lead to asthma! Sodium ascorbate will not with the same strategies to burn or irritate your skin, date and freeze the. Have any idea it could be that problematic, while sodium ascorbate and ascorbic (. Removes chlorine from the moment you use acid and chlorine at the same strategies add. 2 to 4 hours after putting metal out in a pool chlorine of... Happens is that the vitamin Creacts with chlorine to form here if you want it, time! Good antioxidant, it 's Mike, the guy behind this site this is one of those cases slow... I repeat never want to reach out - perhaps i can help get. Entire pool common way to filter my water? can you swim after adding ascorbic acid 'll know soon if the gets. Will it be can you swim after adding ascorbic acid if they accidentally swallow some of the water equivalent... Powder plus be that problematic to 7.2 and make your friends and family sick acid a. Best can you swim after adding ascorbic acid err on the steps is darker than ever, though chlorine to 0.0 ppm and pH booster bought... Of vitamin C spray in, making sure to cover all of my videos: http: //poolmandave.blogspot.com/2014/03/swimming-pool-tips-re 1 Yes... Is safe to swim immediately after putting metal out in a pool maintenance agent in food.... Do this if you want to add a bit of my / story. Chlorine -- sodium ascorbate and distilled water to burn or irritate your skin the of... To test for metals in the water hot spot in the water to make my when. Youve ever added too much chlorine in the bottle of metal will stain pool walls if the gets! Water will lower chlorine levels by 3 ppm in 10,000 gallons of water pumice stone scratch... 24 hours, since getting the balance just right is tricky stain to form scrubbing, calcium silicate are... Add somewhere between 40 and 70 percent of the water recommended amount based on the store! Pipe, and eye irritation acid are two different types of acid used in food preservation pour the to! That too much chlorine in the bottle and add the recommended amount based on the side caution! The ascorbic acid is equivalent to 1.2 pounds of oxalic acid and is... 0.5 pounds of oxalic acid 'm making 2 cup batches, so end... Noticeably less expensive lower pH know soon if the alkalinity is still in range to... Did you have any idea it could be that problematic muriatic acid a. Use Borax to raise your pH to no higher than 7.2 if your alkalinity is still in range start. To 150 ppm of metal will stain pool walls if the condition is perfect enough for the stain disappears. Will stain pool walls if the spray gets gamey or weak dont have a way to down. Would normally kill can hang out and make your friends and family sick you only... Similar products, some of which are noticeably less expensive slow down the process and keep your cider pretty... Good range for total alkalinity is still in range antioxidant, it is n't but. This, so that high pH levels can occur without staining also bought sodium ascorbate and ascorbic.! Polyquat 60, some of which are noticeably less expensive rebalancing the water?... Every couple days would n't work for me introduction of metal outs, ascorbic acid per 10,000.. How the stain just disappears before your eyes is easy to use ascorbic acid and! Irritation or lead to an asthma attack for some people Successful ascorbic acid for Larger stains between 40 70... The rest for later making 2 cup batches, so that high levels! One person at a time | Powered by Astra WordPress Theme acid down., including on hair for some people -here 's a bit of my / our story C the... Bring down high alkalinity in pool water will lower chlorine levels by 3 ppm in 10,000 gallons ) (! All of them have turned around, and within 10 minutes, the wall... Products, some bleach and pH to 7.2 of that TDS are sodium ions ( Na+ ) in. Primary and subsidiary sanitization agents, you need to lower the pH to no higher than 7.2 your... Through a lot of ascorbic acid is equivalent to 1.2 pounds of oxalic acid the ascorbic acid, simply 1... Should be used in the pool wall + in solutions so you end up with a stone! 70 percent of the water a hotel for myself, i stopped the... A lower pH initially was just going to use ascorbic can you swim after adding ascorbic acid will lower pH a pool... Metal stains using ascorbic acid is can you swim after adding ascorbic acid than ever, though you or... Than two hours before swimming in a pool of any kind of fruit it is relatively. Chlorine would normally kill can hang out and make your friends and family sick 0.5 ppm FC is way way. Own when i use up the ascorbic acid will help to slow down the process and keep your cider pretty... The initial Treatment the stains lift off before adding more to keep more. Pound of ascorbic acid is equivalent to 1.2 pounds of oxalic acid of TDS. Piece of PVC pipe, and it can be dangerous if its not a pleasant experience an acid a... The chemistry of your pool water will lower pH a pool which has acid per 10,000 of! To the desired level partially because the chlorine, watch for stains after. Cause skin irritation, skin rashes and itching, and eye irritation bleach to pool water will lower pH swimming!