L-Lysine HCL

CP2015

AJI92

USP32

USP40

GB1903.1-2015

Description

White crystal crystal or crystalline powder

White powder

white crystanlline powder

---

White crystal crystal or crystalline powder

Odor

---

---

---

---

Odorless

lead

---

---

---

---

≤5.0 mg/kg

Identification

Conforms

Conform

Conform

Conform

---

Assay

≥98.5%

99.0%~100.5%

98.5%～101.5%

98.5%～101.5%

98.5~101.5

pH

5.0~ 6.0

5.0~6.0

5.0~6.0

---

5.0~6.0

Transmittance

≥98.0%

≥98.0%

---

---

≥95.0%

Loss on drying

≤0.4%

≤0.40%

≤0.4%

≤0.4%

≤1.0%

Residue on ignition

≤0.1%

≤0.10%

≤0. 1%

≤0. 1%

≤0.2%

Chloride

19.0%～19.6%

19.12% ~19.51%

19.0%-19.6%

19.0%-19.6%

---

Heavy Metals

≤0.001%

≤10ppm

≤0.0015%

≤15ppm

---

Iron

≤0.003%

≤10ppm

≤0.003%

≤30ppm

---

Sulfate

≤0.02%

≤0.020%

≤0.03%

≤0.03%

---

Endotoxin

＜10EU/g

---

---

---

---

Arsenic

≤0.0001%

≤1ppm

---

---

≤1.0 mg/kg

Ammonium

≤0.02%

≤0.02%

---

---

≤0.02%

Other amino acids

Conforms

Conforms

Conforms

Conforms

---

Pyrogen

---

Conforms

---

---

---

Organic volatile impurities

---

---

Meet the requirement

---

---

Specific Rotation

+20.4° ～ +21.5°

+20.7°~ +21.5°

+20.4~+21.4°

+20.4~+21.4°

+20.3~+21.5