L-Isoleucine - 73-32-5

Test items Specifications
Appearance White crystals or crystalline powder
Specific rotation +38.9 C~+41.8C
PH 5.5~7.0 max
Loss on drying 0.30% max
Residue on ignition 0.30% max
Chloride 0.05% max
Sulfate 0.03% max
Iron 30ppm max
Heavy metals 15ppm max
Assay 98.5~101.5%
Arsenic 1.5ppm max
Organic volatile impurities Meet the requirement