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.
200 parts per million (ppm) available chlorine. As shown in Table 1, about one tablespoon (1/2 fluid ounce, 15. ml) of typical chlorine bleach per gallon of water is the maximum. that should be used for sanitizing food contact surfaces, according. to federal regulation. If higher concentrations are used, the surface. must be rinsed with potable water after sanitizing.