Appearance White crystalline powder Assay 98%min Loss on drying 1.0% max Specific optical rotation +98.0˚~+105.0˚ Chloride 0.02% max Sulfate 0.02% max Residue on ignition 0.1% max Heavy metals(as Pb) 10ppm max
杭州鼎燕化工有限公司
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