Description
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Material: Ascorbyl Palmitate |
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CAS No.: 137-66-6 |
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ITEM |
SPECIFICATION |
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Appearance |
A White or yellow-white powder |
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Assay(dry weight basis) |
98.0%~101.0% |
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Whiteness mater |
≤68.0% |
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State of solution |
Clear and Not more than BY4 |
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Optical rotation |
+21°~ +24° |
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Melting range |
107~117℃ |
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Loss on drying |
≤0.8% |
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Residue on ignition |
≤0.1% |
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Coliforms bacteria |
≤30 MPN/100g |
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Bacteria amount |
≤1000cfu/g |
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Pathogenic bacteria |
Negative |
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Heavy metal |
≤4ppm |
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Lead |
≤2ppm |
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Cadmium |
≤1ppm |
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Mercury |
≤0.01ppm |
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Identification |
Positive |
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Conclusion |
This batch conforms with the standard of BP/EP/USP/FCCVIII/ E304(i). |
