Customization: | Available |
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CAS No.: | 127-40-2 |
Formula: | C40h56o2 |
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Item | Specification | Test Method |
1 Description | Brownish-yellow to reddish-brown liquid | Visual |
2 λmax | 440nm~450nm | UV-Vis |
3 Heavy metals (as Pb) | ≤0.001% | GB5009.74 |
4 Arsenic | ≤0.0003% | GB5009.76 |
5 Lead | ≤0.0001% | AA |
6 Residual solvents (Ethanol) | ≤0.5% | GC |
7 Content of Total carotenoids (as Lutein) | ≥20.0% | UV-Vis |
8 Content of Zeaxanthin and Lutein (HPLC) 8.1 Content of Zeaxanthin 8.2 Content of Lutein |
≥0.4% ≥20.0% |
HPLC |
9.1 Aerobic bacterial count 9.2 Fungi and yeast 9.3 Coliforms 9.4 Salmonella* 9.5 Shigella* 9.6 Staphylococcus aureus |
≤1000 cfu/g ≤100 cfu/g <0.3MPN/g N.D./25g N.D./25g N.D./25g |
GB 4789.2 GB 4789.15 GB 4789.3 GB 4789.4 GB 4789.5 GB 4789.10 |
Q:Are you trading company or manufacturer?
A:We are a trading company but can OEM,also have price advantage.
Q:How long is your delivery time?
A:Generally it is 7-10days days depends on which item you order.
Q:What is your terms of payment?
A: Our payment terms are flexible, please discuss with our sales,or contact our customer service email.
Q:Can we accept OEM service?
A:We are pleased and specialized to providing OEM service.
Q:Can I get the free samples?
A:Of course,you can get them by paying the freight only.
Q:What's the advantages of your products?
A:
1.Top-quality raw materials.
2.Strict inspection control on each production process.
3.Flexible OEM service on every aspect.