L-Asparagine Anhydrous
Item	USP40	AJI92	EP6
Appearance	White crystals or a crystalline powder	/	/
Identification	Conform	/	/
Specific rotation[α]D20	+33.0°~ 36.5°	/	/
State of solution	/	/	/
Appearance of solution	/	/	/
Chloride	/	/	/
Ammonium	/	/	/
Sulfate	/	/	/
Iron	/	/	/
Heavy metals	/	/	/
Arsenic	/	/	/
Other amino acids	/	/	/
Chromatographic purity	Each individual impurity:≤0.5% Total impurities:≤1.0%	/	/
Ninhydrin-positive substances	/	/	/
Loss on drying	≤1.0%	/	/
Residue on ignition	≤0.1%	/	/
Lead	≤5ppm	/	/
Assay	98.0% ~ 101.5%	/	/
pH	/	/	/
TAMC	≤1000cfu/g	/	/
TYMC	≤100cfu/g	/	/

Asparagine anhydrous

CAS NO.：70-47-3

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