Customization: | Available |
---|---|
Powder: | Yes |
Customized: | Non-Customized |
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Product name | 2,2'-Biphenyldiol | Manufacture date | Feb.28.2025 |
Batch number | SW280201 | Analysis date | Feb.29.2025 |
Batch quantity | 500kg | Expiry date | Feb.28.2027 |
Items | Specifications | Results |
Appearance | White crystal powder | Complies |
Assay | ≥99% | 99.23% |
Melting Point | 108-111ºC | Complies |
Solubility | Insoluble in water | Complies |
Density | 0.83 | Complies |
Refractive index | 1.6086 (estimate) | Complies |
Heavy Metals | ≤20ppm | Complies |
Clarity of solution | Conform to standard | Complies |
Hg | ≤ 1ppm | Complies |
Loss on Drying | ≤ 0.3% | 0.26% |
Residue on ignition | <0.1% | 0.07% |
Conclusion | Conform to specifications |
Packing description: | Sealed export grade drum & double of sealed plastic bag |
Storage: | Cool and dry place not freeze, keep away from strong light and heat |
Shelf life: | 2 years when properly stored |
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