Inventory Updated 2022.5.20
May 20, 2022
1. Flavorings Items Quantity Vanillin (Julan Brand) 2,000 kgs Vanillin (Eternal Pearl Brand) 8,000 kgs 2. Preservatives Items Quantity Natamycin 50% in lactose 650 kgs
E number: E101
Formula: C17H20N4O6
Weight: 376.37g/mol
MOQ:100KG
Package: 25KG/drum;
Certificate: ISO/Kosher/Halal
Specification: EP/BP/FCC/ USP
Appearance: Yellow or orange powder
Grade: Pharmaceutical/Food/Feed grade
Type: 98%, 80%
Across Biotech supply pharmaceutical grade, food grade, feed grade riboflavin, which meets standards of EP/BP/USP/FCC.
2.1 Riboflavin 98% USP specification
| Item | USP |
| Appearance | Yellow or orange-yellow crystalline powder |
| Identification | Positive |
| Acidity or Alkalinity | Check the color of the test solution after adding the respective solutions |
| Lumiflavin
| Absorbance of the filtrate at 440nm does not exceed 0.025(USP) |
| Absorbance
| 0.31-0.33 A373nm/A267nm 0.36-0.39 A444nm/A267nm |
| Particla Size | 100% passes through 60 mesh sieve |
| Specific Rotation | between-115º and -135º |
| Loss on Drying | ≤1.5% |
| Heavy Metals | <10ppm |
| Residue on Ignition | ≤0.3% (USP) |
| Organic Volatile Impurities | Method IV <467> |
| Assay(on dried basis) | 98.0%-102.0% |
2.2 Riboflavin 80 feed grade specification
| Item | Specification |
| Colour | Yellow or orange-yellow crystalline powder |
| Odour | Weak to none |
| Particle structure | Fine spray-dried granules |
| Identification | Positive |
| Particle size | 60 US mesh (min. 90% passed) |
| Residue on Ignition | Max 5.0% |
| Loss on drying | Max 3.0% |
| Assay | Min 80% (by HPLC method) |
3.1 What products of riboflavin can you offer?
We supply food grade, pharmaceutical grade 98% riboflavin and 80% riboflavin feed grade.
3.2 What standards can your riboflavin?
They meet quality requests of BP/USP/EP/FCC.
3.3 What is the bulk density for riboflavin 98% powder?
It’s granular than 0.35 g/ml, normally 0.4-0.45 g/ml.
3.4 What is the particle size distribution for riboflavin 98% powder?
Our one type riboflavin 98% 100% pass through 60 mesh,
95% pass through 80 mesh, less than 30% pass through 100 mesh.
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1. Flavorings Items Quantity Vanillin (Julan Brand) 2,000 kgs Vanillin (Eternal Pearl Brand) 8,000 kgs 2. Preservatives Items Quantity Natamycin 50% in lactose 650 kgs
Shanda Rd 160, Lixia distric, Jinan, China
Monday-Friday: 9:00-18:00
China Food/Feed Additives Supplier
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