Customization: | Available |
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CAS No.: | 98-92-0 |
Formula: | C6h6n2o |
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Item | GB 7301-2017 (feed grade) |
ChP2015 | USP42 | FCC11 | EP9.5/BP2019 | ||
Specifications | Identification | Chemical | Positive | Positive | - | - | - |
UV | 0.63-0.67 (A245/A262) |
0.63-0.67 (A245/A261) |
0.63-0.67 (A245/A262) |
0.63-0.67 (A245/A262) |
- | ||
TLC | - | - | - | - | Keep conformity with the standard | ||
IR | Keep conformity with the standard |
Keep conformity with the standard |
Keep conformity with the standard |
Keep conformity with the standard |
Keep conformity with the standard | ||
Assay,% | Titration | ≥99.0 | ≥99.0 | - | 99.0-101.0 | 99.0-101.0 | |
HPLC | - | - | 99.0-101.5 | 99.0-101.0 | - | ||
Absorption Ciefficient,E1cm1% | - | 417-443 | - | - | - | ||
Melting,C | 128.0-131.0 | 128-131 | 128-131 | 128-131 | 128-131 | ||
Specifications | Item | GB7301-2017 (feed grade) |
ChP2015 | USP42 | FCC11 | EP9.5/BP2019 | |
pH of Solution | 5.5-7.5 (10%) |
5.5-7.5 (10%) |
- | - | 6.0-7.5 (5%) |
||
Color and clarity of Solution | - | Clear colorless | - | - | not more intensely coloured than reference solution BY7 |
||
Readily carbonizable substances | - | Positive | not more coloured than Matching Fluid |
not more coloured than Matching Fluid |
- | ||
Related substances |
Any unspecified impurity,% |
- | ≤0.5 | - | - | ≤0.1 | |
Total,% | - | - | - | ≤0.2 | |||
Loss on Drying,% | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ||
Residue on Ignition,% | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ||
Heavy metals(as lead),ppm | ≤20 | ≤20 | - | - | - | ||
Lead,ppm | - | - | - | ≤2 | - | ||
arsenic,ppm | ≤2 | - | - | - | - | ||
Additional Specifications |
Granularity | 40 mesh sieve,% | ≥99.0 | ||||
Microbial Limit |
Total plate count,cfu/g |
≤103 | |||||
Yeast&Molds,cfu /g |
≤102 | ||||||
E.Coli,cfu/g | Negative | ||||||
Packaging | 25 kg carton/composite paper bag | ||||||
Applications | Nutritional vitamin |
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.