NINGBO HI-TECH ZONE YEFENG NEW MATERIALS TECHNOLOGY CO.,LTD.
Room 1807,95 business Mansion,No.598 Jiangnan Road, Ningbo (315041) China,
TEL: +86-574-83888578
FAX: +86-574-83888577
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EMAIL: robinson@yefengtech.com
CAS No. 89-65-6
Other Names D-Isoascorbic acid
MF C6H8O6
EINECS No. 201-928-0
FEMA No. 89-65-6
Place of Origin Zhejiang, China (Mainland)
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Item | Index |
Exterior | White or slightly yellow crystals or powder |
Odor | None peculiar smell |
Assay | 99.0-100.5% |
Specific Rotation [a]d25 | -16.5°~-18.0° |
Residue on ignition | ≤0.3% |
Heavy Metal(as Pb) | ≤0.001% |
Lead | ≤0.0002% |
Arsenic | ≤0.0003% |
Mesh size on No.20 | Maximum≤2% |
Identification | Passes test |
Loss on drying | ≤0.4% |