| ≥1 piece | 1.85 |
|
ITEM
|
USP35
|
GB1903.14-2016
|
|
Assay(dry basic) %
|
97.5-100.5
|
97.5-100.5
|
|
Loss on drying %
|
10.0-14.0
|
10.0-14.0
|
|
Insoluble in HCL %
|
≤0.2
|
/
|
|
Fluoride ppm
|
≤30
|
≤30
|
|
Heavy metals ppm
|
≤20
|
/
|
|
Lead ppm
|
≤10
|
≤12
|
|
Arsenic ppm
|
≤3
|
≤3
|
|
Color &clarity of solution
|
/
|
Pass test
|
Company introduction: