RIBOFLAVIN 98% (VITAMIN B2) USP/BP
Min.Order / FOB Price:Get Latest Price
| 20 Kilogram |
FOB Price: USD 1.0000 |
- Min.Order :20 Kilogram
- Purity: 98.0%~102.0%
- Payment Terms : L/C,D/P,T/T,
Keywords
VITAMIN B2 83-88-5 RIBOFLAVIN
Quick Details
- Appearance:Yellow Crystalline Powder
- Application:PHARMACEUTICAL/FOOD ADDITIVE
- PackAge:20KG/Carton
- ProductionCapacity:1000|Kilogram|Week
- Storage:Store in cool,shady and dry place.
- Transportation:BY SEA/AIR/EXPRESS
Superiority:
1. before shipment, free sample for test
2. Packing as your request, with photo before shipment
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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% |
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