|Name||1 lb. 68% calcium hypochlorite Chlorinating Shock (6-Pack)||1 lb. 73% Calcium Hypochlorite Chlorinating Extra Shock (6-Pack)||1 lb. 73% Calcium Hypochlorite Chlorinating Extra Shock (12-Pack)|
|Pool Chemical Type||Granulated Pool Shock||Granulated Pool Shock||Granulated Pool Shock|
|View Product||View Product||View Product|
Hello MDC, Thank you for your inquiry. We will get with our vendor about the difference in these prices and work with them to make corrections to the pricing if needed. Thank you for bringing this to our attention and thank you for choosing The Home Depot.
Should only be used for swimming pools. Designed to mix with pool water and other chemicals already in the pool water.
No it should be used in conjunction with regular chlorine.
No, it cannot be used for potable/drinkable water.