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Vitamin B2

Vitamin B2, chemically known as Riboflavin, is an essential water-soluble vitamin belonging to the B-complex group. It appears naturally as a yellow to orange-yellow crystalline powder with a slight characteristic odor and a bitter taste.

Classification :

Vitamins

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PRODUCT DETAILS

In the raw materials market, Vitamin B2 is supplied in two primary commercial forms to satisfy diverse formulation demands: standard Riboflavin (98% Pure) and its highly soluble active derivative, Riboflavin-5-Phosphate Sodium (R5P). Vitamin B2 is globally recognized as an indispensable nutritional fortifier and colorant across the food enrichment, supplement, pharmaceutical, and animal feed industries.

Specification Parameter	Standard Requirement (USP / EP / BP / FCC)
Chemical Name	Riboflavin (7,8-Dimethyl-10-(D-ribo-2,3,4,5-tetrahydroxypentyl)isoalloxazine)
Chemical Formula	C₁₇H₂₀N₄O₆
CAS Number	83-88-5
Appearance	Yellow to orange-yellow crystalline powder
Assay (Purity on Dry Basis)	98.0% – 102.0%
Specific Optical Rotation	-115.0° to -135.0°
Loss on Drying	≤ 1.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Packaging	25 kg/carton or 25 kg/fiber drum with dual inner PE bags
Storage	Store in a cool, dry place; highly light-sensitive; keep tightly sealed

PACKAGING AND SHIPPING

L-Methionine is typically packaged in 25 kg fiber drums or multi-layer paper bags lined with polyethylene to protect it from moisture and external contaminants. Customized packaging solutions are available upon request to meet specific customer requirements and preferences.

By adhering to strict quality control standards, our L-Methionine guarantees high purity and effectiveness, making it a reliable ingredient for various applications across multiple industries.

Storage

To maintain its quality and potency, L-Methionine should be stored in a cool, dry place, away from direct sunlight and moisture. It is essential to keep the product in its original, tightly sealed container to prevent contamination and degradation. Proper storage conditions will ensure the stability and effectiveness of L-Methionine.

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FACTORY WORKSHOP

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APPLICATION FIELD

Mewe Ingredients focuses on nutritional supplements, natural product concentrates, API and other high-end products for human healthy life, and is committed to the development and research of natural products with great market potential in pharmacological application and health care application, and to achieve industrialization and marketization.

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