For B2B partners requiring detailed technical documentation. A comprehensive, batch-specific Certificate of Analysis (COA) will be provided promptly upon request.

Parameter	Specification	Test Method
Identity
Product Name	Riboflavin (Vitamin B2) Powder	-
CAS No.	83-88-5	-
Molecular Formula	C₁₇H₂₀N₄O₆	-
Key Specifications
Assay (Purity)	98.0% - 102.0%	HPLC
Appearance	Yellow to Orange-Yellow Crystalline Powder	Visual Inspection
Loss on Drying	≤ 1.5%	USP <731>
Mesh Size (Standard)	80-100 Mesh	Laser Diffraction
Safety & Quality
Heavy Metals
- Lead (Pb)	≤ 3.0 mg/kg	ICP-MS
- Arsenic (As)	≤ 1.0 mg/kg	ICP-MS
- Cadmium (Cd)	≤ 1.0 mg/kg	ICP-MS
- Mercury (Hg)	≤ 0.1 mg/kg	ICP-MS
Total Plate Count	≤ 1000 CFU/g	USP <61>
Yeast & Mold	≤ 100 CFU/g	USP <61>
E. Coli	Negative	USP <62>
Salmonella	Negative	USP <62>
Certifications	ISO 9001, GMP (Certificates available upon request)	Audit Certification

Note: The specifications above define our standard Riboflavin (Vitamin B2) Powder product profile. We also provide customization options—such as adjustments to particle size (mesh)—to meet specific formulation requirements. Contact us to request the full Certificate of Analysis (COA) for detailed, batch-specific data and supporting compliance documentation.

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Vitamin B2 Riboflavin Powder

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