简要说明：同晟牌的D-谷氨酸  6893-26-1 产品：估价：1，规格：完善，产品系列编号：齐全

　　 

Item	Standard	Analysis data
Appearance	White powder	conforms
Specific rotation[α]20/D (C=10 in 2N HCl)	-31.0 to -32.2 Degree	-31.6°
State of solution	Clear and colorless	conforms
Chloride (Cl)	Not more than 0.10%	0.015%
Heavy metal(Pb)	Not more than 10ppm	6ppm
Arsenic(As2O3)	Not more than 2ppm	<2ppm
Loss on drying	Not more than 0.20%	0.14%
Residue on ignition(sulfated)	Not more than 0.20%	0.09%
Assay	98.0 to101.0%	99.0%