Hebei Nengqian Chemical Import and Export Co., LTD
Assessed Supplier Enterprise Certification
- Assessed
Supplier - 4th
years
Assessed Supplier Enterprise Certification
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Tel: 86-139-10575315
Tel: +86 15632961819
Tel: +86 18233902561
Tel: +86 15717685612
Tel: +86 16630923639
Tel: +86 18732968538
Tel: +86 18833033983
Tel: +86 19831957301
Mobile: +86 19831957301
Tel: 86-139-10575315
Fax: 4001020630
URL: https://www.nengqianchemical.com/
Province/state: Hebei
City: Handan
Street: Congtai District, La Defense North
MaxCard:
Ms.AnnaCAS NO.56-89-3
industrial grade(1-5)Gram industrial grade(5-99)Gram
L-Cystine for Nutritional Supplements 56-89-3 99% compectitive price L-Cystine for Nutritional Supplements experienced exporter 56-89-3
Hebei nengxian import and export trade Co., Ltd., located in the vast North China Plain, is a productive chemical enterprise committed to R & D, production and sales. We are an enterprise incorporating the scientific research,development,production and sale,specializes in the manufacturing of Chemicals,Fertilizer,Feed,Plastic material and so on.Our products are widely used in electronics, chemistry, coatings, hardware, plastics, mechanical electroplating, sewage treatment Printing and dyeing and other industries.
Energy fiber has developed into a comprehensive modern chemical production enterprise, and has accumulated rich experience in the chemical industry. All chemical products are produced according to the technical requirements of industry standards and enterprise standards. The company has strong technical force to continuously develop and improve the product variety and quality of the enterprise. Energy fiber has modern production equipment, excellent testing facilities and advanced analytical instruments, which can meet the testing and inspection requirements of products. Our business philosophy and foothold is to win with new, win with quality and meet the special needs of customers as the mission of the enterprise.
With the tenet of "customer first and honest management", the company's pragmatic and honest business style has won wide recognition from customers. We value credit, abide by contracts, ensure product quality, and win the trust of customers with the principle of multi variety business characteristics and small profit and quick turnover. The company regards every guest as a partner and will listen carefully to the needs of guests, Provide effective and suggestions to guests so that guests can enjoy one-stop service. Nengxian is willing to sincerely cooperate with you for common development and create a better tomorrow!
After years of development, we have many overseas customers, including the United States, Russia, Canada, South Korea, Japan, Southeast Asia and Africa.
Superiority
As a reliable partner for Chinese market, we are specialized in chemical raw materials; consolidate sourcing, marketing, sales, distribution and after-sale services, providing our partners with sourcing evaluation, technology supports, toll/contract manufacture, investment solution and suitable partnership establishment in China.
Service we can provide:
1. provide costomers with "one-stop"packaging service,from manufacture ,research,development,production,export and so on
2. Quality control, before shipment.
3. Prompt shipment with professional documents
4. Packing as your request, with photo before shipment
5.Mix and different products in ONE PCL,increase the working efficiency for customers.
6.We can export from many China main ports,convenient for the customes provide logistics services.
Our advantage:
1. Deeply cultivated in chemical foreign experienced exporter for many years, rich industry experience
2. Direct sales by chemical raw material manufacturers, compectitive price
3.Excellent scientific research team to ensure product quality and purity 99%
4.Processing and production in large factories, realizing fast shipment
L-Cystine for Nutritional Supplements 56-89-3 99% compectitive price L-Cystine for Nutritional Supplements experienced exporter 56-89-3
Product Name L-Cystine
Alias Dimercaptoalanine
Molecular Formula C3H7NO2S3
Molecular Weight 185.28818
CAS No. 56-89-3;24645-67-8
Shelf Life 2 years
Quality Standard AJI92
Specification:
|
Analytical Items |
Standard |
|
Appearance |
White crystal powder |
|
Assay |
98.5%~101.0% |
|
pH |
5.0~6.5 |
|
Specific rotation |
-215°~225° |
|
Transmittance |
≥98.0% |
|
Loss on drying |
≤0.2% |
|
Residue on ignition |
≤0.1% |
|
Chloride (as Cl) |
≤0.02% |
|
Sulphate (as SO4) |
≤0.02% |
|
Iron (as Fe) |
≤0.001% |
|
Ammonium (as NH4) |
≤0.02% |
|
Heavy Metals (as Pb) |
≤0.001% |
|
Arsenic |
≤0.0001% |
Application:
1) For biochemical research. Biological media were prepared. Used in biochemistry and nutrition research, medicine to promote the body cell oxidation and reduction function, increase white blood cells and prevent the development of pathogens and other effects. Mainly used for all kinds of alopecia. Also used for dysentery, typhoid, influenza and other acute infectious diseases, asthma, neuralgia, eczema and various poisoning disorders, and has the role of maintaining protein configuration. Also used as a food flavoring agent.
2) Biochemical reagent, used for preparation of biological medium. It is also an important component of amino acid infusion and compound amino acid preparation.
3) As feed nutrition fortifier, conducive to animal development, increase weight and liver and kidney function, improve the quality of fur.
4) As a cosmetic additive, it can promote wound healing, prevent skin allergy and treat eczema.
Packing:
25kg/drum
Storage:
Store in tightly closed original container, protected from light, in a dry place.
Our advantage:
1. Deeply cultivated in chemical foreign experienced exporter for many years, rich industry experience
2. Direct sales by chemical raw material manufacturers, compectitive price
3.Excellent scientific research team to ensure product quality and purity 99%
4.Processing and production in large factories, realizing fast shipment