Ouhuang Product Description
| Common Name |
L-cysteine |
| CAS Number |
52-90-4 |
Molecular Weight |
121.158 |
| Density |
1.3±0.1 g/cm3 |
Boiling Point |
293.9±35.0 °C at 760 mmHg |
| Molecular Formula |
C3H7NO2S |
Melting Point |
220 °C (dec.)(lit.) |
| MSDS |
ChineseUSA |
Flash Point |
131.5±25.9 °C |
Chemical & Physical Properties
| Density |
1.3±0.1 g/cm3 |
| Boiling Point |
293.9±35.0 °C at 760 mmHg |
| Melting Point |
220 °C (dec.)(lit.) |
| Molecular Formula |
C3H7NO2S |
| Molecular Weight |
121.158 |
| Flash Point |
131.5±25.9 °C |
| Exact Mass |
121.019745 |
| PSA |
102.12000 |
| LogP |
0.23 |
| Vapour Pressure |
0.0±1.3 mmHg at 25°C |
| Index of Refraction |
1.550 |
| Water Solubility |
280 g/L (25 ºC) |
L-cysteine is a non-essential amino acid that plays important roles in protein synthesis, antioxidant defense, and various physiological processes in the body.
Non-Essential Amino Acid: L-cysteine is classified as a non-essential amino acid, which means that it can be synthesized by the body from other amino acids or metabolic intermediates. However, dietary sources of cysteine can still be important for optimal health.
Protein Building Block: L-cysteine is a crucial building block in the synthesis of proteins. It contains a sulfur-containing functional group called a thiol (-SH), which plays a critical role in the structure and function of proteins.
Antioxidant Properties: L-cysteine is a precursor for the synthesis of glutathione, one of the body's most important antioxidants. Glutathione helps protect cells from damage caused by reactive oxygen species and other harmful free radicals.
Detoxification: L-cysteine also plays a role in the detoxification of certain harmful substances in the body. It acts as a precursor for the synthesis of metal-binding proteins called metallothioneins, which help in the removal of heavy metals like mercuy and cadmum.
Hair and Nail Health: L-cysteine is known for its role in promoting the health and growth of hair and nails. It is an essential component of keratin, a protein that forms the structural basis of hair, skin, and nails.
Dietary Sources: L-cysteine can be obtained from various dietary sources, including animal proteins such as meat, poultry, fish, and dairy products. It can also be found in plant-based sources like legumes, nuts, and seeds.
Supplementation: L-cysteine supplements are available and may be used in certain cases, such as in the treatment of certain medical conditions or as a dietary supplement for specific purposes. However, the use of L-cysteine supplements should be done under the guidance of a healthcare professional.
Packing,Storage,Transportation :
1. Packing: 25 kg/bag, 1 ton/bag
2. Storage: Store in a dry and ventilated place, and pay attention to moisture and humidity. Long-term storage does not deteriorate, if there is caking, crushing or dissolution does not affect the use effect.
3. Transportation: This product is non-toxic and harmless, highly flammable and explosive dangerous goods. It can be transported by automobile, sea and car. Less carload, vehicle is not limited, agent consignment.
Company Profile
We are Ouhuang Engineering Materials (Hubei) Co., Ltd. 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.
Our Advantages
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.
FAQ
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.
Once we receive this information, Echo Qiu will coordinate and confirm the visit with you. We look forward to hosting you and providing you with an insightful and informative experience at Ouhuang company and factory.
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