🌊 Dive into Safety with Green Gobbler! Just 15-30 oz. per 10,000 gallons for optimal results. Non-toxic and safer than traditional muriatic acid. 1 gal. of muriatic acid equals just 10 lbs. of our pH reducer! Say goodbye to harsh chemicals with our biodegradable formula! Compact 25 lb pail for easy handling and storage. Biodegradable Non-toxic Concentrated formula Green Gobbler pH Down is a concentrated granular sodium bisulfate designed to effectively reduce pH levels in pools and hot tubs. This 25 lb pail offers a biodegradable, non-toxic alternative to traditional muriatic acid, making it safer for both users and the environment. With precise dosage recommendations and easy storage, it's the perfect solution for maintaining your water's balance.