Home / Chemicals / Pool / Chlorine/Bromine / 50lb bag of Sodium Bisulfate (pH Decreaser) “Frog Torpedo Pack 6-pack” has been added to your cart. View cart $69.99 Available on backorder 50lb bag of Sodium Bisulfate (pH Decreaser) quantity Add to cart SKU: AAA-8617 Categories: Chemicals, Chlorine Free, Chlorine/Bromine, Clarifiers/Maintenance, Pool Product ID: 2222 Description Description Used to lower the ph/alkalinity in pool water. Chemicals/Pools/Chlorine & Chlorine Free/ Maintenance Related products Sale! 35lb Instant Clear Chlorine Granules $329.99 Original price was: $329.99.$281.99Current price is: $281.99. Add to cart Sale! 1lb Bag of Turbo Shock $10.99 Original price was: $10.99.$7.99Current price is: $7.99. Add to cart Sale! Case of 4 – Oxidizer (Shock) $107.99 Original price was: $107.99.$87.99Current price is: $87.99. Add to cart 1lb Bag of Non-Chlorine Oxidizer $12.99 Add to cart