- Product Details
Keywords
- best price.
- high purirt.
- hot sell.
Quick Details
- ProName: hot sell and best price vit...
- CasNo: 83-88-5
- Molecular Formula: C17H20N4O6
- Appearance: orange yellow crystalline powder
- Application: Animal Pharmaceuticals
- DeliveryTime: within one week
- PackAge: packing 25kg/drum
- Port: Any prot in china
- ProductionCapacity: 10000 Kilogram/Month
- Purity: 99%
- Transportation: by air/sea/courier
- LimitNum: 1 Kilogram
- Valid Period: 2 years
- EINECS No: 201-507-1
- Other Names: Riboflavin
Superiority
Our advantages:
1.Specialized manufacturer and trader of Pharmaceutical materials, Food additives, Health care products,and cosmatic materials.
2.A series of products with self-IPRs, including CMC for ceramic purpose, Hydroxypropyl starch ether, printing grade phosphate starch and acetate starch.
3.Closely cooperative relationships with business partners and obtained big support from them.
4.As the agent of over 200 kinds of chemical materials, with complete product structures.
Best Service:
1.Sticking to such policy of "quality first, customer first".
2.Honest business as number one priority, and work for meeting your demands.
3.With the newest quality, and best service.
5.The most strict management system in this field.
6.Free sample.
Details
1.We supply vitamin b2
2.Orange yellow crystalline powder
3.High qulity,competitive price
4.Fast delivery
4.Standard:CP2000
Molecular FormulaC17H20N4O6
Characteristics: orange yellow crystalline powder; micro foul, bitter taste
Quality Standard CP2000
Assay : 98.0%-101.0%
Function: 1. Help to improve the quality of life of 2. Treatment of Migraine 3. Promote the development and cell regeneration; 4. To the skin, nails, hair, the normal growth; 5. To help eliminate the mouth, lips, tongue inflammation; 6. to enhance visual acuity, reducing eye fatigue;
[Packaging]: kraft paper bag or drum packaging, bag (barrels) Net content of 25kg
Items of Test |
Limits of Test |
Results of Test |
1.Appearance |
Orange yellow crystalline powder |
Meets |
2.Identification |
Positive |
Meets |
3.Acidity or Alkalinity |
check the color of the test solution after adding the respective solutions |
Meets |
4.Lumiflavin |
Absorbance of the filtrate at 440nm does not exceed 0.025 (USP);not more intense than BY6(EP/BP) |
0.008 Meets |
5.Absorbance |
0.31-0.33 A373nm/A267nm 0.36-0.39 A444nm/A267nm |
0.32 0.38 |
6.Particla Size |
100% passes through 60 mesh sieve |
Meets |
7.Specific Rotation |
between-115º and -135º (EP/BP/USP) |
-121º(USP) -1300(BP/EP) |
8.Loss on Drying |
≤1.5% |
0.4% |
9.Heavy Metals |
<10ppm |
Meets |
10.Residue on Ignition |
≤0.3% (USP) ≤0.1%(EP/BP) |
0.1% |
11.Residual Solvents |
Method IV <467> (USP) |
Meets |
12.Assay(ondried basis) |
98.0%-102.0% (USP) 97.0%-103.0% (EP/BP) |
98.8%(USP) 99.7%(EP/BP) |
CONCLUSION: The product with this batch number meets all requirements of the following valid compendia when tested accordingly: EP5+BP2008+ USP33. |