OEM/ODM Supplier USP L-Cysteine HCl Mono - S-Carboxymethyl-L-Cysteine – Boyu
OEM/ODM Supplier USP L-Cysteine HCl Mono - S-Carboxymethyl-L-Cysteine – Boyu Detail:
Item | Specifications |
Description | White crystals or crystalline powder |
Identification | Infrared absorption uniformity |
Specific optical rotation[a]D20° | -33.5°~ -36.5° |
State of solution | ≥98.0% |
Loss on drying | ≤0.30% |
Residue on ignition | ≤0.1% |
Chloride | ≤0.04% |
Sulfate (SO4) | ≤0.02% |
Heavy metals(Pb) | ≤10ppm |
Iron (Fe) | ≤30ppm |
Ammonium (NH4) | ≤0.02% |
Arsenic (As2O3) | ≤1ppm |
Other amino acids | Qualified |
PH value | 2.0 ~ 3.5 |
Assay | 98.5% ~101.0% |
Uses: Respiratory system drugs, have the effect of expectorant and antitussive, occasionally mild dizziness, nausea, stomach upset, diarrhea, gastrointestinal bleeding, skin rash and other adverse reactions. Use with caution in patients with digestive tract. It can also be used to configure compound amino acid infusion. In terms of daily chemicals, it can be used as a raw material for whitening cosmetics.
Stored:Sealed storage, in a cool ventilated dry place. Protect them from sunshine and rain. Handle with care in order to avoid damaging the package.The expiry date is for two years.
FAQ
Q1: What fields are our products mainly used in ?
A1: Medicine, food, cosmetics, feed, agriculture
Q2: What market segments do you cover?
A2: Europe and America, Southeast Asia, the Middle East
Q3: Are your company is factory or trader ?
A3: We are factory.
Q4: How does your factory carry out quality control?
A4: Quality priority. Our factory has passed ISO9001:2015, ISO14001:2015, ISO45001:2018, Halal, Kosher. We have first-class product quality. We can post samples for your testing, and welcome your inspection before shipment.
Q5: Can I have some samples?
A5: We can provide free sample.
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We have quite a few great team customers very good at internet marketing, QC, and dealing with kinds of troublesome trouble while in the output approach for OEM/ODM Supplier USP L-Cysteine HCl Mono - S-Carboxymethyl-L-Cysteine – Boyu , The product will supply to all over the world, such as: Qatar, Japan, Swiss, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we've been committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have now passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.

Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
