L-Cystine Base

SP

SHANGHAI PASSIONO INT'L CO., LTD.

Supplier · Active Pharmaceutical Ingredients (APIs)China

Basic Information

495

13

3

4.3(49)

Category

Active Pharmaceutical Ingredients (APIs)

Subcategory & Sub-subcategory

Biochemical & Specialty APIs / Amino Acids & Derivatives

Trade Type

Sell

Product Name

L-Cystine Base

Details

Substance

Manufacturer(s)

SHANGHAI PASSIONO INT'L CO., LTD. - China

Specifications

IUPAC Name: (2R)-2-amino-3-sulfanylpropanoic acid
CAS Number: 52-90-4
Chemical Formula: C₃H₇NO₂S
Molecular Weight: 121.16
EC Number: 200-158-2
Description: White Crystals or Crystalline Powder
Assay: 98.5-101.0%
pH: 5.0-6.5
Specific rotation: -215 to -225 degree
Chloride(Cl): 0.02% Max.
Sulfate(SO4): 0.02% Max.
Ammonium (NH4): 0.02% Max.
Iron(Fe): 20ppm Max.
Heavy Metals(Pb): 10ppm Max.
Arsenic(As2O3): 1ppm Max.
Organic volatile impurities: Conforms
Loss on Drying: 0.2% Max.
Residue on Ignition(Sulfated): 0.10% Max.

Price and Quantity

Packing:

Drum: 25 Kilogram

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