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Products Details

L-Cysteine L-半胱氨酸

  • Cas NO.:52-90-4
  • Molecular Formula:C3H7NO2S
Details

Chemical Name:

L-Cysteine

Cas No.:

52-90-4

Molecular Formula

C3H7NO2S

Appearance

White crystals or crystalline powder

Specific rotation

+8.3~+9.5°

State of solution (transmittance)

95.0%

Chloride(CL)

0.0040%

Ammonium(NH4)

0.020%

Sulfate(SO4)

0.030%

Iron(Fe)

10ppm

Heavy metals(Pb)

10ppm

Arsenic(As2O3)

1ppm

Other Amino Acids

Chromatographically not Detectable

Loss on drying

0.50%

Residue on ignition(sulfated)

0.10%

Assay

98.0~101.0%

Packed in 25KG/drum or based on clients' requirements

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