Chloramine T is a white powder chemical, BP grade, mainly used as disinfectant,
the main techinical date is as below
CONTENT------99% MIN
ACTIVE CHLORINE-------- 24.5 ppm MIN
CLARIFY--------- LUCENCY
PH VALUE---------9-11
IRON ---------10 ppm MAX
HEAVY METAL-------- 10 ppm MAX

Thanks
Marvin Jiang