L Cystine NEW

Welcome to contact me :

Whatsapp / Telegram   : +8617702722109

Skype / Signal : +8617702722109

Email : sales7@hbouhuang.com

Welcome to contact me :

Whatsapp / Telegram   : +8617702722109

Skype / Signal : +8617702722109

Email : sales7@hbouhuang.com

L-Cystine is a naturally occurring amino acid and is the enantiomer of cystine. It is classified as a non-essential amino acid, meaning it can be synthesized by the human body. Here are some important points about L-Cystine:

Structure: L-Cystine is composed of two L-cysteine molecules linked together by a disulfide bond (-S-S-). Each L-cysteine molecule contains an amino group (-NH2), a carboxyl group (-COOH), and a thiol group (-SH) in its side chain.

Formation: L-Cystine is formed when two L-cysteine molecules come together and their thiol groups undergo oxidation, resulting in the formation of a disulfide bond. This bond contributes to the structural stability of proteins.

Protein Building Block: L-Cystine is an important component of proteins. It plays a role in protein structure and stability by forming disulfide bonds within or between protein molecules. Disulfide bonds help maintain the three-dimensional structure and functional properties of proteins.

Antioxidant Properties: L-Cystine, through its cysteine component, has antioxidant properties. Cysteine acts as a precursor for the synthesis of glutathione, a powerful antioxidant that helps protect cells from oxidative stress and damage.

Dietary Sources: L-Cystine is found in various dietary sources, particularly in protein-rich foods such as meat, poultry, fish, eggs, dairy products, legumes, nuts, and seeds.

Health Benefits: L-Cystine, as part of the antioxidant glutathione, may have health benefits related to its antioxidant properties. It is involved in cellular detoxification, immune function, and the protection of cells and tissues from oxidative damage. However, more research is needed to fully understand the specific health effects of L-Cystine supplementation.

Supplementation: L-Cystine supplements are available and may be used for specific purposes. They are sometimes used to support hair and nail health, as cystine is a component of keratin, a protein found in hair, nails, and skin. However, the efficacy of L-Cystine supplementation for these purposes is still under investigation.

1. High Sealing Package , Top Quality Products , Safe and Quickly Shipping method , Tracking numbers in 3 days , Immediate after-sales service

Powder in Carton :

1. Inner plastic bags

2. Outside Aluminum Foil Bag

3. Fiber Drun / Carton （20kg - 25kg）

4. Customization is possibel 

Liquid in Carton :

1.High Sealing Plastic Bottel (100ml-25kg)

2. Outside Aluminum Foil Bag

3. Customization is possible

Transportation 100% Guarante :  

We are highly confident in our ability to deliver our products to you successfully. Over the past five years, we have achieved an impressive pass rate of 99.95% to 100% for shipments to countries such as the USA, UK, Netherlands, Canada, Australia, New Zealand, France, Germany, Spain, Belgium, Norway, Sweden, Finland, Poland, Italy, Malta, Greece, Russia, Ukraine, Kazakhstan, Slovakia, Portugal, Dubai, Czech Republic, South Africa, and more.

While we strive for seamless customs clearance, there may be occasional situations where customs procedures present challenges. However, in the rare event that we encounter any customs-related issues, we assure you that we will make every effort to cooperate and find a satisfactory resolution. To assist us in navigating customs processes effectively, we work closely with professional freight forwarders who possess extensive experience and expertise. Their invaluable support has consistently resulted in high clearance rates, achieving 99.87% over eight years and up to 99.98% to 100% clearance rates in select countries.

We understand the importance of reliable product delivery, and we are committed to ensuring that you receive your order promptly and efficiently."

We are Ouhuang Engineering Materials (Hubei) Co., Ltd. We specialize in providing a wide range of products including organic intermediates, pharmaceutical intermediates, chemical solvents, and agrochemical products. Our expertise lies in sourcing, manufacturing, and supplying these essential compounds to meet the diverse needs of various industries.

Our company mainly produces sales of building materials, building decoration materials, leasing of construction machinery and equipment, construction metal accessories, residential water and electricity installation and maintenance services, lighting fixtures, plastic products, wires and cables, hardware products, distribution switch control equipment , power electronic components, construction waterproofing membrane products, construction of metal door and window projects, labor services (excluding labor dispatch), landscaping project construction, foreign contracting projects, cement products, metal materials, construction steel products , construction machinery sales. and sells various water-based environmentally friendly resins (water-based resin powder, water-based rosin resin, water-based terpene tree, etc.), various water-based environmentally friendly latex (water-based thickened emulsion, water-based air-butyl latex, water-based butyl latex, etc.) , and various environmentally friendly additives (defoamer, thickener, antioxidant, dispersant).High-end product quality and sincere sales service are our tenets.We are willing to provide you with professional services in the areas we are familiar with and look forward to your consultation.

1. You can expect a response within 24 hours regarding any inquiries you have about our product or pricing.

2. Our commitment to stringent quality control, competitive pricing, and prompt delivery is evident.

3. Ouhuang offer complimentary samples or customized products based on specific client requirements.

4. With extensive expertise in manufacturing, sales, exporting, and shipping, we have amassed years of valuable experience.

5. Ouhuang has international business experience and dedicated after-sales service contribute to mutual growth and improvement.

6. Ouhuang prioritize friendliness, efficiency, professionalism, and honesty in all our interactions.

7. Ouhuang's aim is to provide superior products, competitive prices, and excellent services.

Welcome to contact me :

Whatsapp / Telegram   : +8617702722109

Skype / Signal : +8617702722109

Email : sales7@hbouhuang.com

1 : How do you control the quality of your products ?

Quality control testing: Ohuang implement rigorous quality control measures throughout the production process. This involves conducting regular testing and analysis to verify the chemical composition, performance characteristics, and consistency of the Polycarboxylate superplasticizers. Testing methods may include rheological tests, flowability tests, and setting time measurements.


2 : Do you offer free samples for New Client ? 

Certainly! As a new client, we are pleased to offer you complimentary samples. To obtain them, please Contact  Echo Qiu with the following information:

Your name and contact details (including address).
The specific product(s) you are interested in sampling.
The quantity and any special requirements for the samples (if applicable).

Once Echo Qiu receive this information, I will process your request promptly and ensure that the samples are shipped to you at the earliest convenience. Ouhuang value your interest in our products and look forward to providing you with a positive sampling experience.


3 : Can we visit your company and factory?

Absolutely! We welcome visits to our Ouhuang company and factory. We believe that seeing our operations firsthand will provide you with a better understanding of our capabilities and the quality of Ohuang's products.

To arrange a visit, please provide us with the following details:

Your preferred date and time for the visit.
The number of visitors in your group.
Any specific areas or departments you would like to tour or focus on.