RIBOFLAVIN 98% (VITAMIN B2) USP/BP CAS NO.83-88-5
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 20 Kilogram
- Payment Terms: L/C,D/P,T/T,
- Available Specifications:
USP/BP(1-2)Metric Ton
- Product Details
Keywords
- VITAMIN B2
- 83-88-5
- RIBOFLAVIN
Quick Details
- ProName: RIBOFLAVIN 98% (VITAMIN B2) USP/BP
- CasNo: 83-88-5
- Molecular Formula: C17H20N4O6
- Appearance: Yellow Crystalline Powder
- Application: PHARMACEUTICAL/FOOD ADDITIVE
- DeliveryTime: Prompt shipment
- PackAge: 20KG/Carton
- Port: Main Port in China
- ProductionCapacity: 1000 Kilogram/Week
- Purity: 98.0%~102.0%
- Storage: Store in cool,shady and dry place.
- Transportation: BY SEA/AIR/EXPRESS
- LimitNum: 20 Kilogram
- Related Substances: /
- Residue on Ignition: 0.20%
- Heavy Metal: /
- Valid Period: 5 days
Superiority
1. before shipment, free sample for test
2. Packing as your request, with photo before shipment
3. Cargoes photo before and after loading into container
4. Fast shipment by reputed shipping line
5. Best service after shipment with emails
Vitamin B2is a yellow crystal powder,has slight special smell.
Details
Items of Test |
Limits of Test |
Results of Test |
1.Appearance |
Orange yellow crystalline powder(USP) |
Confirms |
2.Indentification |
Positive |
Confirms |
3.Acidity or Alkalinity |
Check the color of the test solution After adding the respective solutions |
Cofirms |
4.Lumiflavin |
Absorbance of the filtrate at 440nm Does not exceed 0.025(USP);not more intense than BY6(EP/BP) |
0.009
|
5.Absorbance |
0.31 – 0.33 A375nm/A267nm 0.36 – 0.39 A444nm/A267nm |
0.32/0.38 |
6. Partical Size |
100%passes through 60 mesh sieve |
Confirms |
7. Specific Rotation |
between-115°and-135°(EP/BP/USP) |
121°(USP) 129°(EP/BP) |
8.Loss on Drying |
≤1.5% |
0.8% |
9. Heavy Metals |
<10ppm |
Confirms |
10. Residue on Ignition |
≤0.03%(USP) ≤0.1%(EP/BP) |
0.1% |
11.Organic Volatile Impurities |
Method IV<467>(USP) |
Confirms |
12. Assay(on dried basis) |
98.0% - 102.0%(USP) 97.0% - 10.3.0%(EP/BP) |
99.6% |