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Best quality amino acid L-Cystine

Product description:

L-Cystine

Characteristics: White crystalline powder; tasteless, easily soluble in water but insoluble in alcohol and ether
Quality Standards: AJI97

 

The Characteristics and Uses:

 

  L-Cysteine is one of the important products the amino acid series. It is widely used in medical, chemical and food industries.
It is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting old and feeble. It is used in natural fruit juice for preventing Vitamin C oxide. It has a detoxification for poison of acrylonitrile. It is used for protecting against radiation harm and therapy of bronchitis and reducing phlegm.

Specification:

Item Specifications (AJI97 )
Appearance White crystalline powder
Assay, % 98.0~101.0
Specific rotation +8.3°~+9.5°
Loss on drying, % ≤0.5
Transmittance, % ≥95.0
Chloride (as Cl), % ≤0.04
Sulfate (as SO4), % ≤0.03
Ammonium as (as NH4), % ≤0.02
Iron (as Fe), %  ≤0.001
Heavy Metals (as Pb), %  ≤0.001
Arsenic (as As), %   ≤0.0001
pH Value    4.5~5.5
Residue on ignition, % ≤0.1
Other amino acid    No detd

Packaging Details: L-Cystine with 25kg net per barrel.