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
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EMAIL: robinson@yefengtech.com
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Assay(%) |
99.0-101 |
Heavy metal (as Pb |
≤20ppm |
Loss on drying (%) |
≤0.5 |
Melting point Deg.C |
128-131 |
Readily carbonizable substances |
Past test |
pH value (5% water solution) |
6.0-7.5 |
Residue on ignition (%) |
≤0.1 |