While spaying is traditionally recommended for kitties between 4 and 6 months of age, spaying as young as 8 weeks old is considered safe, according to Cat Channel.
The national drinking water standards state that the maximum residual amount of chlorine is 4 mg/L. Untill recently the USA used chlorine gas extensively for wastewater treatment. Today, the use of chlorine has been forced back.
1. Before using Chlorinating Tablets make sure that there is a sufficient chlorine residual (3.5-5.0 ppm) in the swimming pool by super chlorination. Next day add 1 lb. Chlorine Stabilizer (Booster) for each 4,000 gallons of water.