L-Methionine

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SKU:AMA025
Description:

Name:L-Methionine

Molecular Formula:C5H11NO2S

Molecular Weight:149.21

CAS:63-68-3

EINECS:200-562-9

ITEMS	LIMIT
ITEMS	AJI92	USP24	FCC IV
Description	White crystals or crystalline powder		Colorless or white lustrous plates, or a white crystalline powder, it has slight, characteristic odor.
Identification	Infrared absorption spectrum
Specific rotation	+23.0 - +24.0	+22.4- +24.7	+21.0- +25.0
State of solution	≥ 98.0%	---	Soluble in water, alkali solutions and in dilute mineral acids
(Transmittance)	≥ 98.0%	---
Chloride(CL)	≤ 0.020%	≤ 0.05%	---
Sulfate(SO4)	≤ 0.020%	≤ 0.03%	---
Ammonium(NH4)	≤ 0.02%		---
Heavy metals(Pb)	≤ 10PPm	≤ 0.0015%	≤ 10ppm
Lead	---	---	≤ 10mg/kg
Iron(Fe)	≤ 10PPm	≤ 0.003%	---
Arsenic(As2O3)	≤ 1PPm	---	---
Other amino acids	Conforms	---	---
Loss on drying	≤ 0.20%	≤ 0.30%	≤ 0.5%
Residue on ignition (sulfated)	≤ 0.10%	≤ 0.40%	≤ 0.1%
Assay	99.0--- 101.0%	98.5-101.5%	98.5-101.5%
PH	5.6-6.1	5.6-6.1	---
O.V.I	---	Meet the requirements	---

Description:White crystalline powder.

Usage:nutritional supplement, dietary supplements, heatlh food additives, sport nutrition, sport supplements, pharmaceutical raw material.

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