China OEM 100% Natural L-Cysteine - L-Cysteine – Boyu
China OEM 100% Natural L-Cysteine - L-Cysteine – Boyu Detail:
Characteristics: White crystal or crystalline powder
Item | Specifications |
Specific rotation[a]D20° | + 8.3°~ +9.5° |
State of solution (Transmittance) | ≥95.0% |
Loss on drying | ≤0.50% |
Residue on ignition | ≤0.10% |
Heavy metals(Pb) | ≤10PPM |
Chloride (Cl) | ≤0.04% |
Arsenic (As2O3) | ≤1PPM |
Iron (Fe) | ≤10PPM |
Ammonium (NH4) | ≤0.02% |
Sulfate (SO4) | ≤0.030% |
Other amino acids | Chromatographically |
pH value | 4.5 ~ 5.5 |
Assay | 98.0%~101.0% |
Uses: Mainly used in medicine, food, cosmetics, biochemical research, etc.
1.The product has detoxification effect and can be used for acrylonitrile poisoning and aromatic acidosis. This product also has the effect of preventing radiation damage to the human body. It is also a medicine for the treatment of bronchitis, especially as a phlegm medicine (mostly used in the form of acetyl L-cysteine methyl ester).
2.In terms of food, it is used in bread to promote the formation of gluten, promote fermentation, mold release, and prevent aging. Used in natural juices to prevent the oxidation of vitamin C and prevent the juice from turning brown. Used as a stabilizer for milk powder, as well as a nutrient for pet food, etc.
3. In cosmetics, it can be used as a raw material for whitening cosmetics and non-toxic and side-effect hair dyeing and perm preparations. It maintains the activity of important sulfhydryl enzymes in the keratin production of skin proteins, and supplements sulfur groups to maintain the normal metabolism of the skin and regulate the underlying melanin produced by the pigment cells in the lowermost layer of the epidermis. It is a very ideal natural whitening cosmetic. It can remove the melanin of the skin itself, change the nature of the skin itself, and make the skin whiter naturally.
Stored: in dry, clean and ventilated places. In order to avoid pollution, it is prohibited to place this product together with poisonous or harmful substances. The expiry date is for two years.
FAQ
Q1: What is the total production capacity of your company?
A1: Amino acids capacity is 2000 tons.
Q2: How large is your company?
A2: It covers a total area of more than 30,000 square meters
Q3: What testing equipment does your company have?
A3: Analytical Balance, Constant Temperature Drying Oven, Acidometer, Polarimeter, Water Bath, Muffle Furnace, Centrifuge, Grinder, Nitrogen Determination Instrument, Microscope.
Q4: Are your products traceable?
A4: Yes. Difference product have difference batch, the sample will be keep for two year.
Q5: How long is the validity period of your products?
A5: Tow years.
Product detail pictures:

Related Product Guide:
Our personnel are always inside the spirit of "continuous improvement and excellence", and together with the outstanding excellent goods, favorable price and good after-sales services, we try to gain every customer's trust for China OEM 100% Natural L-Cysteine - L-Cysteine – Boyu , The product will supply to all over the world, such as: Saudi Arabia, Brasilia, New York, We solution have passed through the national skilled certification and been well received in our key industry. Our specialist engineering team will often be ready to serve you for consultation and feedback. We've been able to also provide you with no cost samples to meet your needs. Best efforts are going to be produced to supply you the very best service and solutions. For anyone who is considering our business and solutions, please speak to us by sending us emails or get in touch with us right away. As a way to know our items and enterprise. lot more, you'll be able to come to our factory to find out it. We'll constantly welcome guests from around the globe to our firm. o build enterprise. elations with us. You should really feel absolutely free to make contact with us for small business and we believe we'll share the top trading practical experience with all our merchants.

The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
