Home / Chemicals / Pool / Chlorine/Bromine / 50lb bag of Sodium Bisulfate (pH Decreaser) “Sirona Chlorine/Bromine Spa Test Strips – 25 Count” 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! Box of 12- 1 lb Bags of Turbo Shock $131.99 Original price was: $131.99.$86.99Current price is: $86.99. Add to cart Sale! 4lb MPT Extra Chlorine Tablets $49.99 Original price was: $49.99.$38.99Current price is: $38.99. Add to cart Enzyme Clarifier (Enzyme for Pools) $31.99 Add to cart 1lb Bag of Non-Chlorine Oxidizer $12.99 Add to cart