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Product Name: Riboflavin 5'-Monophosphate Sodium Salt; Riboflavin Sodium Phosphate

CAS No.: 130-40-5

Molecular Formula: C17H20N4NaO9P

Molecular Weight: 478.325631

Chemical Structure: 

EINECS No.: 204-988-6

Melting Point: ＞300℃

Specific Rotation: [α]D20 +38° ~ +43°(c=1.5, dil. HCl) (Calculated on dehydrous basis)

FEMA: 2976

Refractive Index: 41°(C=1.5, 5mol/L HCl)

Degree of Dissolution: H2O: soluble 50mg/mL, clear, orange

Optical Activity: [α]D20 +37° ~ +42°, c=1.5 in 5 M HCl(lit.)

Water Solubility: Almost Transparency

Merck: 14,8201

BRN: 4106529

Stability: Stable. Incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. Protect from light, air and moisture.

Specifications:

Appearance: Yellow to orange yellow crystalline powder

Identification: Be Positive

pH Value: 5.0~6.5

Limit of Lumiflavin: ≤0.025

Free Riboflavin: ≤6.0%

Riboflavin di-Phosphate: ≤6.0%

Free Phosphate: A sample solution≤A control solution(NMT 1% as PO4)

Loss on Drying: ≤7.5%

Residue on Ignition: ≤25.0%

Assay: 73.0%~79.0%

Aerobic Plate Count: ≤1000CFU/g

Yeasts & Moulds: ≤100CFU/g

E. coli(MPN/g): Negative

Packing: 1kg per Aluminum foil bag or 25kg per drum.

Storage Condition: Tightly sealed and kept in a cool dry place, the temperature should be between 2 and 8 degrees Celsius.