L-Arginine Base USP/AJI 1KG/BAG 99%

L-Arginine Base USP/AJI 1KG/BAG 99%

$49.99
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Product Details

SPECIFICATION

Product Name: L-Arginine Base USP/AJI

CAS No.: 74-79-3

Chemical Name and Synonyms:
2-Amino-5-guanidinovaleric acid; 2-Amino-5-guanidinopentanoic acid; Arg; Arginine; L-Arginine; L-(+)-Arginine;

Item

Specifications (USP)

Specifications (AJI)

Description

White crystals or crystalline powder

White crystals or crystalline powder

Identification

Infrared absorption spectrum

Infrared absorption spectrum

Specific rotation
[a]D20°

+26.3 °- +27.7°

+26.9 °- +27.9°

State of solution
/Transmittance

---

≥ 98.0%

Chloride (Cl)

≤ 0.05%

≤ 0.020%

Ammonium (NH4)

---

≤ 0.02%

Sulfate (SO4)

≤ 0.03%

≤ 0.020%

Iron (Fe)

≤ 0.003%

≤ 10PPm

Heavy metals (Pb)

≤ 0.0015%

≤ 10PPm

Arsenic (As2O3)

---

≤ 1PPm

Other amino acids

---

Chromatographically not detectable

Loss on drying

≤ 0.5%

≤ 0.5%

Residue on ignition
(sulfated)

≤ 0.3%

≤ 0.10%

Assay

98.5-101.5%

99.0-101.0%

PH

---

10.5-12.0

Organic volatile impurities

Meets the requirements

---

Packaging and Storage: In 25kgs fiber drum, double polyethylene bags inside; Preserve in well-closed containers, at controlled room temperature.

Shelf life: 2 year.

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