Home / Chemicals / Pool / Chlorine/Bromine / 50lb bag of Sodium Bisulfate (pH Decreaser) “1lb Bag of Turbo Shock” 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! 20lb 1″ Chlorine Tablets $189.99 Original price was: $189.99.$174.99Current price is: $174.99. Add to cart Sale! 5lb Instant Clear Chlorine Granules $47.99 Original price was: $47.99.$39.99Current price is: $39.99. Add to cart Enzyme Clarifier (Enzyme for Pools) $31.99 Add to cart