Customization: | Available |
---|---|
Carbon Content: | High-Carbon |
Diameter: | 1-50000um |
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Description
|
Black powder
|
Complies
|
Identification
|
IR
|
Complies
|
|
HPLC
|
Complies
|
Heavy metal
|
≤10ppm
|
5ppm
|
Pb
|
≤3ppm
|
1.5ppm
|
Hg
|
≤0.1ppm
|
0.05ppm
|
Cd
|
≤1ppm
|
0.2ppm
|
Loss on drying
|
≤0.5%
|
0.12
|
Residue on lgnition
|
≤0.1%
|
0.03
|
Single impurity
|
≤0.5%
|
0.12
|
Total impurity
|
≤1.0%
|
0.29
|
Total bacteria
|
≤1000cfu/g
|
<1000
|
Yeast and Mould
|
≤100 cfu/g
|
<000
|
E.coli/25g
|
Absent
|
Absent
|
Salmonella/25g
|
Absent
|
Absent
|
Assay
|
≥99.0%
|
99.4%
|
Conclusion
|
Conforms with USP/EP standards
|