L-Cysteine CAS 52-90-4
  • L-Cysteine CAS 52-90-4L-Cysteine CAS 52-90-4

L-Cysteine CAS 52-90-4

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Product Description

Believe Chemical is a leading China L-Cysteine CAS 52-90-4 manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our L-Cysteine CAS 52-90-4 have been satisfied by many customers. Shandong Believe Chemical Pte. Ltd. is a high-tech enterprise integrating R &D and sales of chemical technology. 

We are good at the advantages of chemical products in the field. Our products are exported to Europe, the United States, Japan, South Korea, Southeast Asia and other countries and regions. With science and technology as the guide, honesty as the foundation, quality as the life, and relying on the enterprise concept of innovation and development, we sincerely hope to establish exchanges and extensive cooperation with domestic and foreign customers to create prosperity!

L-Cysteine CAS 52-90-4 Chemical Specification 

Product Name




Molecular Weight 










 White powder



99% 99.22%


The result conform with standard

L-Cysteine CAS 52-90-4 Chemical Properties

Melting point 240 ° C (Dec.) (lit.)
Boiling point 293.9 ± 35.0 ° C (predicted)
Specific rotation 8.75 º (C = 12,2nhcl)
Density 1.197 (estimated)
Refractive index 8.8 ° (C = 8,1mol / lhcl) fema3263 | L-cysteine
Storage condition: storelow + 30 ° C
Solubility: H2O: 25mg / ml
Acidity coefficient (PKA) 1.92 (AT25 ℃)
Form: solid
Color: white
PH 4.5-5.5 (100g / L, H2O, 20 ℃)

L-Cysteine CAS 52-90-4 Application

Bread improver; Nutritional supplements; antioxidant; Color fixative. It has detoxification effect on acrylonitrile and aromatic acidosis; It can prevent radiation damage; It has the effect of treating bronchitis and resolving phlegm with chemicalbook; It can absorb alcohol and convert it into acetaldehyde in the body. According to the provisions of gb2760-96, it can be used for spices.

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