≥1 piece |
Item
|
Specification
|
Assay(GC)
|
50.0% min
|
Loss on Drying
|
2.0% max
|
Heavy Metal
|
10pm max
|
Arsenic
|
3pm max
|
Particle Size
|
100% pass through sieve No.20
|
Identification
|
Positive
|