L-Cysteine China factory CAS NO.52-90-4

Min.Order: 25 Kilogram
Payment Terms: L/C,D/A,D/P,T/T

Product Details

Keywords

L-Cysteine China factory best price
L-Cysteine high quality
L-Cysteine 98%

Quick Details

ProName: L-Cysteine China factory
CasNo: 52-90-4
Molecular Formula: C3H7NO2S
Appearance: white powder
Application: Phamaceutical Intermediates,Biochemica...
DeliveryTime: within 7 working days
PackAge: 25kg/bag
Port: shanghai,beijing ,tianjin ,Qingdao Por...
ProductionCapacity: 1000 Metric Ton/Day
Purity: 98% min.
Storage: Sealed Storage
LimitNum: 25 Kilogram

Superiority

1) We are the sales represntative of the factory who produce this products . .

2) we are dealing in this field for more than ten years . we have experience to handle this

3) we have a Laboratory which is FDA approved can test the materials before export ,so we can gurantee you the quality

4) payment terms : we can accept t.t ,DP ,LC 60 days . more flexible .

5)we enjoy a good reputation in china and international market ,so you can trust us

Details

Specifications

Small MOQ;
High quality gurantee;
Prompt delivery;
Professional service.

Specification:

L-Cysteine
Best quality&high purity
Assay: 98%
Stable supply and prompt delivery

ANALYSIS	SPECIFICATION
Appearance	White crystals or crystalline powder
Identification	Infrared absorption spectrum
Specific Rotation[α]D20°	+8.3°~+9.5°
State of solution(Transmittance)	95.0%Min
Chloride(CL)	0.040%Max
Ammonium(NH4+)	0.020%Max
Sulfate(SO4)	0.030%Max
Iron(Fe)	10ppmMax.
Heavy Metals(as Pb)	10ppmMax.
Arsenic(As2O3)	1ppmMax.
Other amino acids	Conforms
Loss on Drying	0.5%Max.
Residue on Ignition	0.1%Max
Assay	98.0%-101.0%
PH	4.5-5.5

Application:

Food grade: flour improver, nutritional supplement, antioxidants

Medicine grade: In pharmacy, Cysteine is used in the treatment of radioactive drugs poison, heavy metal poison, toxic hepatitis, serum sickness, and can prevent liver degeneration