منتجات جديدة
وصف المنتج
Appearance White crystalline powder
Identification Positive reaction
Melting point About 190 oC
Specific rotation +20.5 --- +21.5 o
PH value 2.1 - 2.6
Clarity of solution Clear
Colour of solution BY7 max
Heavy metals 10 ppm max
Copper 5 ppm max
Iron 2 ppm max
Assay(on dried basis) 99.0 - 100.5%
Residue on ignition 0.1% max
Organic volatile impurities Conforms
Oxalic Acid 0.2% max