L-Cysteine CAS NO.52-90-4

FOB Price: USD: 1.00-100.00 /Metric Ton Get Latest Price
Min.Order: 100 Kilogram
Payment Terms: L/C,D/A,D/P,T/T,MoneyGram,Other
Available Specifications:
AJI(1-5)Metric Ton1/Metric Ton1USDAJI(6-10)Metric Ton100/Metric Ton6USDUSP(1-10)Metric Ton100/Metric Ton1USD

Product Details

Keywords

L-Cysteine
L-Cysteine Base
L-Cysteine Base conform to AJI Standard

Quick Details

ProName: L-Cysteine
CasNo: 52-90-4
Molecular Formula: C3H7NO2S
Appearance: White crystalline powder; tasteless,
Application: Food grade, Cosmetic Grade, Medicine G...
DeliveryTime: Within 2 weeks after confirming order
PackAge: Inner packing: 1/kg sealed double PE b...
Port: SHANGHAI PORT OR AS BUYERS REQUIREMENT
ProductionCapacity: 6000 Metric Ton/Year
Purity: 98.5% min
Storage: Preserve in well-closed,container,stor...
Transportation: By sea or by air,express is available ...
LimitNum: 100 Kilogram
Moisture Content: 1
Impurity: 1

Superiority

Product name	L-Cysteine (Base)
Brand name	Chenming
Country of origin	China
Manufacturer	Luojiang Chenming biological Co.,Ltd
Description	White crystalline powder; tasteless,
CAS No.	52-90-4
Purity	98.5%min
Grade standard	Food grade, Medicine grade
Type	Vitamins, Amino acids and Coenzymes
Usage	Pharmaceutical intermediates/ingredient/raw material
MW	121.15
MF	C6H15ClN4O2.HCl
Standard	AJI; USP; EP; BP; JP
Shelf Life	24 months

L-CYSTEINE (Base) CERTIFICATE OF ANALYSIS
Test Items:	Specification(USP31):	Results(USP31):
Specific rotation [a]D²⁰°:	+8.3°~ +9.5°	+8.5°
State of solution:	≥ 95.0%	96%
Chloride (Cl):	≤ 0.04%	≤ 0.04%
Ammonium (NH₄):	≤ 0.02%	≤ 0.02%
Sulfate (SO₄):	≤ 0.030%	≤ 0.030%
Iron (Fe):	≤ 10PPm	≤ 10PPm
As₂O₃	≤ 1PPm	≤ 1PPm
Heavy metals (Pb):	≤ 10PPm	≤ 10PPm
Other amino acids:	Conforms	Conforms
Loss on drying:	≤ 0.5%	≤ 0.5%
Residue on ignition (sulfated):	≤ 0.1%	≤ 0.1%
Assay:	98.0%-101.0%	98.5%
PH:	4.5-5.5	5.0
Characteristics:	White crystalline powder; tasteless, easily soluble in water but insoluble in alcohol and ether
Storage:	Preserve in well-closed containers, at controlled room temperature

Packaging:

Inner: Sealed PP/PE bag;

Outer: 25kg Bag or Fibre Drum or as buyer's requirement.

Delivery time: Within 2 weeks after confirming order.

Transportation: By sea or by air, Express is Recommend for small quantity.

RFQ

Q1. Are you factory or trading company
A1: We are manufacturer

Q2. Can I get some samples
A2: Sure, Free Sample available.

Q3. How does your factory manage quality control
A3: 1). manufacture process managed by implementation Lean Six Sigma;

2). Product quality certificate from authorized third party;

3). Factory audit or vist are welcomed.

Q4. Can you supply OEM service
A4: Yes, OEM and ODM are welcomed.

Details

- Who Are We

We are the largest manufacturer for hydrolytic amino acid in southwest region of China,Over 25 years continuously focus on R&D, production and sales for amino acid and its derivatives helped us built popularity and reputation in the industry. Our products are mainly export to North America, Middle East, Southeast market as well as domestic market. The company obtained and applying 36 national patents, qualified ISO 9001 certification. The manufacturing base covers 30 acres; hundred working staffs and the annual yield is about 5000 tones. Customers including CJ CheilJedang; Ajinomoto Co., Inc; Meihua group; Grand Pharmaceutical (China) Co., Ltd, etc.Also we have ability to produce amino acids based on international stardard like FCCIV, USP, AJI, EP etc.