Product Overview

CAS No.:74-79-3

Molecular Formula: C6H14N4O2

EC Number: 230-571-3

Quality Standards:AJI92,USP32,FCCIV

Physical Properties

L-arginine is classified as a nonessential amino acid, It is synthesized from glutamine.It is slightly soluble in ethanol and insoluble in ethyl ether and souble in water. It is strongly alkaline. Arginine is a complex amino acid, often found at active site in proteins and enzymes due to its amine-containing side chain.

Technical Literature

Specification of L-arginine

Test Items Specification
Assay 98.5-101.5%
Specific rotation[a]D25 +26.3°~+27.7°
Chloride(Cl) 0.05% max
Sulfate(SO4) 0.03% max
Iron (Fe) 30 ppm max
Heavy metal (Pb) 15 ppm max
Loss on drying 0.5% max
Residue on ignition 0.3% max
Chromatographic purity Not more than 0.5% of any individual impurity is found.
Organic volatile impurities Meet the requirements


1) Nutritional supplements; flavoring;
2) Raw materials for medicine and food additives;
3) L-arginine is essential to maintain the growth and development of infants and young children amino acid;

Packages & Delivery:

25kg net weight drums or cartons, lined with pp bags.


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