| Place of Origin: | Shaanxi, China |
|---|---|
| Brand Name: | Ceres |
| Certification: | ISO9001,GMP |
| Model Number: | L-Cysteine |
| Minimum Order Quantity: | 1kg |
| Price: | $10-$25/kg |
| Packaging Details: | Drum, Vacuum Packed, Aluminium Foil Bag |
| Payment Terms: | T/T, Paypal, Western Union, L/C, MoneyGram, D/A, D/P |
| Supply Ability: | 5000 Kilogram/Kilograms per Month |
| Product Name: | L-Cysteine | Appearance: | White Powder |
|---|---|---|---|
| Assay: | 99% | CAS NO: | L-Cysteine |
| EINECS: | 200-158-2 | Solubility: | Soluble In Water |
| Free Sample: | Available | Application: | Food Additive |
| MF: | C6H5NO2 | Packaging: | Drum, Vacuum Packed, Aluminium Foil Bag |
| Product Name | L-cysteine | EINECS | 200-158-2 |
| CAS No. | 200-158-2 | Appearance | White Powder |
| Molecular Weight | C6H5NO2 | Formula | C5H9NO3S |
L-cysteine, also known as cysteine, is a non-essential amino acid of human body, amino acid is the component unit of protein, protein is the material basis of life, from humans to microbes, all are composed of protein.
| Analysis | Specification | Result | Test method |
| Physical Description | |||
| Appearance | White fine powder | Complies | Visual |
| Odor | Characteristic | Complies | Organoleptic |
| Tasted | Characteristic | Complies | Organoleptic |
| Particle size | 100% through 80 mesh | Complies | 80 Mesh |
| Chemical Tests | |||
| Assay (N-Acetyl-L-cysteine) | 99% | 99.15% | HPLC |
| Loss on Drying | 5.0% Max | 0.13% | 5g/105℃/2hrs |
| Sulphated Ash | 5.0%Max | 0.08% | 2g/525℃/3hrs |
| Heavy metals | |||
| Pb | 2ppm Max | Complies | AAS |
| As | 2ppm Max | Complies | AAS |
| Cd | 1ppm Max | Complies | AAS |
| Hg | 1ppm Max | Complies | AAS |
| Microbiology Control | |||
| Total plate count | 10,00cfu/g Max | Complies | AOAC |
| Yeast & Mold | 100cfu/g Max | Complies | AOAC |
| E. Coli | Negative | Negative | AOAC |
| Salmonella | Negative | Negative | AOAC |
| Conclusion | Complies with the standards. | ||
| General Status | Non-GMO, Non-irradiation. | ||
Mainly used in medicine, cosmetics, biochemical research, etc.
1.Used in bread to promote the formation of gluten, promote fermentation, mold release, and prevent aging.
2.Used in natural juices to prevent vitamin C oxidation and prevent the juice from turning brown.
3.Cosmetics are mainly used for beauty water, Perm lotion, sun-proof skin cream, etc.
1. 1kg/aluminium foil bag, with two plastic bags inside.
2. 25kg/fiber drum, with two plastic bags inside. Size: ID42cm×H52cm, 0.08m3/Drum;
Gross Weight: 28kg.
1. ≤50kg, Express delivery recommended, usually called as DDU service;
2. ≤500kg, Air shipping recommended, usually called as DDU service;
3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
4. For high value products, please select air shipping and express delivery for safe.
24 months store in a cool, dry place away from Moisture, Light, Oxygen, Delivery
1000 Kilogram/Kilograms per Month
| Q1. Are you a factory or a trading company? |
| A: We are a factory. Welcome to visit us. |
| Q2: What’s your MOQ? |
| A: Usually, our MOQ is 25kg, or negotiable. |
| Q3. What is your sample policy? |
| A: 10g free sample is offered, while the courier cost is paid by customers. |
| Q4. What’s your service? |
| A: 1. OEM Manufacturing 2. Sample order 3. 7* 24 hours services. 4. After sending goods, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback. If you have any questions about the problem, contact with us, we will offer the solve way for you. |
| Q5: What’s your payment method? |
| A: Trade Assurance, Paypal, West Union, or Company Bank. |
| Q6: Do you test all your goods before delivery? |
| A: Yes, we have 100% test twice before delivery |
| Q7. How to begin orders or make payments? |
| A: You tell us your order, and then Performa Invoice with our bank information will be sent to you by email. |
| Q8: Is there a discount? |
| A: It based on quantity. |
| Q9: How do you make our business long-term and good relationship? |
| A: 1. We keep good quality and competitive price to ensure our customers benefit; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. |
