After the algaecide is added, you should wait 15 to 20 minutes before going in. Be sure to test your water for chlorine and pH levels, so your pool or spa will be safe and comfortable for your users. Kem-Tek algaecides are not toxic to humans.
The Recommended Daily Allowance (RDA) of magnesium for young adults is around 400 mg/day for men and 310 mg/day for women. For adults over 30, the RDA is 420 mg/day for men and 320 mg/day for women.
Determining the Correct Dosage of Magnesium. Initially it was thought that adults needed between 100 and 150 mg of magnesium per day in order for the body to function optimally. However, new research has shown that up to 75% of the worldÃ¢â¬â¢s population is in fact severely deficient in this essential mineral.