Packaging Material: | Paper Box/Drum, Paper Box/Drum |
---|---|
Storage Method: | in Dark and Dry, in Dark and Dry |
Shelf Life: | 2 Years, 2 Years |
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Testing Item |
Standard |
Result |
Appearance |
White to yellowish powder |
conforms |
Menadione |
≥43.9 |
44.2 |
Nicotinamide |
≥31.2 |
31.9 |
MNB |
≥96.0 |
96.5 |
Melting point |
175-180ºC |
178-179 ºC |
Content Sulfoacid |
No precipitation |
No precipitation |
Content water |
≤1.5 |
0.25 |
Content Chromium |
≤120mk/kg |
90mk/kg |
Content Heavy metals |
≤0.002 |
<0.001 |
Content Arsenic |
≤2mk/kg |
<1mk/kg |