Appearance Yellowish crystallization Solubility Soluble in ethanol, slightly soluble in aether, insoluble in water Residue on ignition 0.1% max Loss on drying 0.5% max Melting point 219~225℃ Heavy metals 15ppm max Chloride 0.01% max Assay( On dried basis) 99.0% min
杭州鼎燕化工有限公司
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