L-Cystine Disodium Salt CAS 64704-23-0 (H-Cys-OH)2.2Na Purity >98.0% (HPLC)

Short Description:

Chemical Name: L-Cystine Disodium Salt

Synonyms: (H-Cys-OH)2.2Na

CAS: 64704-23-0

Purity: >98.0% (HPLC)

White or Off-White Crystalline Powder

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Product Detail

Product Tags

Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of L-Cystine Disodium Salt ((H-Cys-OH)2.2Na) (CAS: 64704-23-0) with high quality. Ruifu can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase L-Cystine Disodium Salt, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name	L-Cystine Disodium Salt
Synonyms	(H-Cys-OH)2.2Na; Disodium L-Cystine
Stock Status	In Stock, Commercial Scale
CAS Number	64704-23-0
Molecular Formula	C6H10N2Na2O4S2
Molecular Weight	284.26 g/mol
Melting Point	220℃
Density	1.63 at 20℃
Storage Temp.	Cool & Dry Place (2~8℃)
COA & MSDS	Available
Brand	Ruifu Chemical

Specifications:

Items	Inspection Standards	Results
Appearance	White or Off-White Crystalline Powder	Complies
Water by Karl Fischer	<5.0%	1.64%
Specific Rotation [a]20/D	-179.0° to -164.0° (C=1 in 1mol/L HCl)	Complies
Purity / Analysis Method	>98.0% (HPLC Area)	99.5%
pH	9.5~11.0	10.1
Infrared Spectrum	Conforms to Structure	Complies
NMR Spectrum	Conforms to Structure	Complies
Conclusion	The product has been tested & complies with the specifications

Safety Information:

Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
TSCA Yes
HS Code 2922491990

Package/Storage/Shipping:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Store in a tightly closed container. Store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Protect from light and moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery.

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.