L-Cysteine Hydrochloride Anhydrous CAS 52-89-1 Assay 98.0~102.0% (Titration) Factory High Quality

Short Description:

Chemical Name: L-Cysteine Hydrochloride Anhydrous

CAS: 52-89-1

Assay: 98.0~102.0% (Titration: Anhydrous Basis)

White Crystals or Crystalline Powder, Strongly Acid Taste

Amino Acid Derivative, Capacity 3000 Tons/Year, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Product Detail

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Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer and supplier of L-Cysteine Hydrochloride Anhydrous (CAS: 52-89-1) with high quality, production capacity 3000 Tons per year. Ruifu Chemical supplys a series of amino acids derivatives. As an experienced L-Cysteine Hydrochloride Anhydrous manufacturer and supplier, we has been supplying and exporting L-Cysteine Hydrochloride Anhydrous for almost 10 years, please be assured to buy from us. We can provide COA, worldwide delivery, small and bulk quantities available. If you are interested in L-Cysteine Hydrochloride Anhydrous, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name	L-Cysteine Hydrochloride Anhydrous
Synonyms	L-Cysteine Hydrochloride; L-Cysteine HCl Anhydrous; L-(+)-Cysteine Hydrochloride; Laevo-Cysteine Hydrochloride Anhydrous; (R)-2-Amino-3-Mercaptopropanoic Acid·Monohydrochloride
Stock Status	In Stock, Production Capacity 3000 Tons per Year
CAS Number	52-89-1
Molecular Formula	C3H7NO2S·HCl
Molecular Weight	157.63
Melting Point	180℃
Sensitive	Hygroscopic. Air Sensitive, Light Sensitive, Moisture Sensitive
Water Solubility	Soluble in Water (580 g/L at 20℃)
Storage Temp.	Sealed in Dry, Store at Room Temperature
COA & MSDS	Available
Classification	Amino Acid Derivatives
Brand	Ruifu Chemical

Safety Information:

Hazard Codes	Xi	RTECS	HA2275000
Risk Statements	36/37/38	F	3-10-23
Safety Statements	26-36	TSCA	Yes
WGK Germany	2	HS Code	2922499990

Specifications:

Items	Inspection Standards	Results
Appearance	White Crystals or Crystalline Powder, Strongly Acid Taste	Conforms
Identification	Infrared Absorption Spectrum	Conforms
Specific Rotation [α]20/D	+5.6° to +8.9° (C=8, 1N HCl)	+6.2°
State of Solution (Transmittance)	Clear and Colorless ≥98.0%	98.5%
Chloride (Cl)	22.30~22.6%	19.95%
Sulfate (SO4)	≤0.020%	0.015%
Ammonium (NH4)	≤0.020%	0.015%
Iron (Fe)	≤10ppm	5ppm
Heavy Metals (Pb)	≤10ppm	5ppm
Arsenic (As2O3)	≤1.0ppm	0.5ppm
Other Amino Acids	Chromatographically Not Detectable	Conforms
Loss on Drying	≤1.00%	0.70%
Residue on Ignition	≤0.10%	0.07%
Assay	98.0~102.0% (Titration: Anhydrous Basis)	99.7%
pH Test	1.5 to 2.0 (1.0g in 100ml H2O)	1.6
Conclusion	This Product by Inspection Accords with the Standard of AJI97; USP
Shelf Life	24 Months From Manufacture Date if Stored Properly
Main Uses	Food Additives; Nutritional Supplement; Cosmetics; Pharmaceuticals

Package & Storage:

Package: Fluorinated bottle, 25kg/Bag, 25kg/Cardboard drum, or according to customer's requirement.

Stability: Stable, but light, moisture and air sensitive. Incompatible with strong oxidizing agents, some metals.

Storage Condition: Store in sealed containers at cool, dry and ventilated warehouse away from incompatible substances. Protect from light and moisture.

52-89-1 AJI 97 Test Method:

L-Cysteine Hydrochloride Anhydrous (CAS: 52-89-1) AJI 97 Test Method
Identification: Compare the infrared absorption spectrum of the sample with that of the standard by potassium bromide disc method.
Specific Rotation [α]20/D: Dried sample, C=8, 1mol/L HCl
State of Solution (Transmittance): 0.5g in 10ml of H2O, spectrophotometer, 430nm, 10mm cell thickness.
Heavy Metals (Pb): 2.0g, (1), pH=7, ref: 2.0ml of Pb Std. (0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml of As2O3 Std.
Other Amino Acids: Test Sample: 50μg, B-1-a, control; L-Cys.HCl 0.25μg
Loss on Drying: In vacuum, P2O5, at room temperature for 20 hours.
Residue on Ignition (Sulfated): AJI Test 13
Assay: Dried sample, 250mg, 0.05mol/L 1ml=15.762mg, C3H7NO2S·HCl
pH Test: 1.0g in 100ml of H2O

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory Audit? Factory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

Transportation? By Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom Synthesis? Can provide custom synthesis services to best fit your research needs.

Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.

Application:

L-Cysteine Hydrochloride Anhydrous (CAS: 52-89-1) is an amino acid produced via chemical synthesis, a hydrochloride obtained by combining L-cysteine with one molar equivalent of hydrogen chloride. L-Cysteine Hydrochloride Anhydrous is widely used as additive in food production. It is used as an antioxidant to promote fermentation and keep the flavor. It is also used in cosmetics and animal feed. Used in fields of biological study, materials of chemical industry and so on. It is a promotor for bread fermentation.It promotes the form of glutelin and prevents from getting ageing. Also used in cosmetic. It is used in natural fruit juice for preventing Vitamin C oxide. It has a detoxification for poison of acrylonitrile aromafic acid. It is used for protecting against radiation harm and therapy of bronchitis and liquefy sputum. L-Cysteine hydrochloride anhydrous Usage: 1. Food grade: flour improver, nutritional supplement, antioxidants. 2. 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. 3. Comestic grade: whiting skin, dissolving cutin, anti-aging. The component of cosmetics marcel extract, sunscreen, germinal perfume, hair essence.

Safety Profile: Moderately toxic by intraperitoneal, intravenous, and possibly other routes. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx, SOx, and Cl-.