D-Serine AJI92 Amino acid made in china CAS NO.312-84-5

appearance

white odourless crystals having a

sweet taste

solublity

soluble in water, practically insoluble in absolute alcohol and ether

identification (by ir )

the ir spectrum of the test sample should match with the ir spectrum of the standard sample

specific rotation

(100mg/ml solution in 2n hcl)

-14.0°~ -15.6°

heavy metal, as pb

≤0.0015%

chloride

≤0.10%

loss on drying

(at 105℃ for 3 hours)

≤0.5% w/w

residue on ignition

≤0.1% w/w

assay (by chemical )

98.5~101.5%