China Hot Selling CAS 7048-04-6 L-Cysteine Hydrochloride Monohydrate, Find details about China L-Cysteine Hydrochloride Monohydrate, L-Cysteine Hydrochloride Monohydrate Powder from Hot Selling CAS 7048-04-6 L-Cysteine Hydrochloride Monohydrate
Items | Standard | Test Result |
Appearance | White crystals or crystalline powder | White crystalline powder |
Identification | Infrared absorption | Conform |
Assay | 98.5%~101.5% | 99.3% |
Residue on ignition | ≤0.4% | <0.06% |
Sulfate (SO4) | ≤0.03% | <0.03% |
Iron (Fe) | ≤30ppm | <30ppm |
Heavy metals (Pb) | ≤15ppm | <15ppm |
Related compounds | Not more than 0.5% of any individual impurity is found; Not more than 2.0% of total impurities is found | Conform |
Specific rotation [α]D25 | +5.7°~+6.8° | +5.9° |
Loss on drying | 8.0~12.0% | 11.1% |
Conclusion | This batch is conforming with the standard of USP39. |
Shandong Longilat Biotechnology Co., Ltd was established in 2015. It is a high-tech professional and technological enterprise integrating R & D, production, and sales.
Longilat 's main products are food additives, plant extracts, cosmetic raw materials, feed additives, animal extract, amino acids and vitamins. Most of our products are derived from natural plants. Marketing services are available in many countries around the world.
1.Can I get some samples?
Yes, usually a 10-20g sample.
2.What's your MOQ?
Our MOQ is flexible, usually 1kg-10kg for a trial order is acceptable.
3. Is there a discount?
Of course, welcome to contact us. Price would be different based on different quantities. For bulk quantity, we will have a discount for you.
4. How to deliver the goods?
≤50kg ship by FedEx or DHL etc, ≥50kg ship by Air, ≥100kg can be shipped by Sea. If you have special request on delivery, please contact us.
5. What is the shelf life for the products?
Most products shelf life 24-36 months.
6. What's your delivery time?
Usually, shipment will be made within 7-15 days against confirmed order.
7. How about the validity of the offer?
Usually, our offer is valid for 1 week. However, validity might vary between different products.