Qingdao Hytang Group Corp.

home products animal nutrition, feed additive L-cysteine ANHY

L-cysteine ANHY

Payment & Shipping Terms:

Minimum Order Quantity:	1 Ton
Packaging Details:	25kg/drum
Payment Terms:	L/C,T/T

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Detailed Product Description

L-CYSTEINE HCL ANHY

Chemical Name: L-Cysteine hydrochloride hydrate
Structure Formula:

Molecular Formula: C₃H₇NO₂S.HCl
Molecular Weight: 157.6147
Cas No: [52-89-1]
Characteristics: White crystals or crystalline powder; strongly acid taste.
Quality Standards: USP28, AJI92.

Item	Specifications
	USP28	AJI92
Appearance	White crystals or crystalline powder; strongly acid taste.
Identification	Infrared Absorption		- - -
Specific optical rotation	+5.6 °- +8.9 °		+5.6 °- +8.9 °
State of solution (Transmittance )	- - -		≥ 98.0% clear and colorless
Sulfate	≤ 0. 03 %		- - -
Iron	≤ 0. 003 %		- - -
Heavy Metals (as Pb),	≤ 0.00 15%		≤ 10ppm
Arsenic (as As),	- - -		≤ 1ppm
Other amino acids	- - -		Not detected
Organic volatile impurities	Meets the requirement		- - -
Loss on drying,	≤ 1 %		≤ 1 %
Residue on ignition,	c		≤ 0.1%
Assay	98.5-101.5 %		9 8 .0-10 2 %
pH value	- - -		1.5 - 2.0
Organic volatile impurities	Meets the requirement		- - -
Chromatographic purity	0.5% max Individual impurity, 2% max total