Product Name

L-Arginine

CAS No.

74-79-3

Molecular Formula

C₆H₁₄N₄O₂

Molecular Weight

174.2

Structural Formula

Quality Standard

As USP

Packing

25kg paper drum with inner PE bag

Shelf Life

2 years,Preserve in well-closed containers and protected from light

Specification

Standard

Description

White or almost white crystalline powder or colorless crystals

Identification

Infrared Absorption

Specific rotation

+26.3°~+27.7°

Loss on Drying

≤0.5%

Residue on Ignition

≤0.3%

Chloride(Cl)

≤0.05%

Sulfate(SO₄)

≤0.03%

Iron(Fe)

≤0.003%

Heavy metals

≤0.0015%

Lead

≤0.0005%

Chromatographic Purity

As per USP

Organic Volatile Impurities

As per USP

Assay

98.5%~101.5%