... (SHMP) Quick Details Classification: PhosphateType: Sodium HexametaphosphateCAS No.: 10124-56-8Place of Origin: Henan China ( ... a good water treatment chemical. Technical Data: No Specification Industrial grade Food grade 1 Total phosphate ... of 1% water solution 5.8-7.3 5.8-6.5 5 Solubility Qualified Qualified ... - 0.001 7 Arsenic, as As, %≤ - 0.0003 8 Fluoride, as F, %≤ - 0.003 9 Water insoluble, %≤ ...