| ≥1 piece |
|
Check item |
Specifications |
Check conclusion |
|
含量(Content) % |
99.0-101.0 |
99.84 |
|
水分(Loss on drying) % |
≤1.0 |
0.51 |
|
PH(1% Solution ) % |
7.5-9.0 |
8.0 |
|
重金属(Hevay metals as PB) ppm |
≤10 |
2 |
|
碱(Alikalinity as NaOH) % |
≤0.2 |
<0.2 |
|
硫酸盐(Sulfate SO4 ) % |
≤0.1 |
<0.1 |
|
砷(As ) PPM |
≤3 |
0.5 |
|
结论(conclusion) |
Conform to the standard USP |
|