Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
CAS NO.461-05-2
item |
jpc |
details |
appearance |
white crystalline powder |
white crystalline powder |
m.p. |
194~198°c |
194~198°c |
assay |
100±1% |
100±2% |
ph-value |
2.0~2.5(5% aqueous solution) |
2.0~2.5(5% aqueous solution) |
drying loss |
≤0.5% |
≤0.5% |
residue on ignition |
≤0.2% |
≤0.5% |
ammonium ion |
≤0.01% |
≤0.5% |
heavy metal |
≤20ppm |
≤20ppm |
arsenic |
≤1ppm |
≤2ppm |