维生素B2（核黄素）

Commercial Terms

Minimum order quantity: 25 kg
Lead time: 12-14天
HS code: 293623
Country of origin: China
Packaging: 25公斤纤维桶，内衬双层PE，防光；每20' FCL约10吨，或小订单的LCL / 空运
Storage conditions: Store in tightly closed containers protected from light and moisture, in a cool dry place.
Shelf life: 24 months

Quantities, Incoterm and destination port are confirmed on quotation. Request a quote for a firm price.

Specification

Physical Properties

Physical Form: Fine Powder
Appearance / Color: 细晶体粉末
Solubility: Water Soluble
Odor: Characteristic

Chemical / Quality

Grade: Pharmaceutical Grade
Purity / Assay: 98% min (riboflavin, USP)
CAS Number: 83-88-5

Compliance & Handling

Allergen Status: Allergen-Free
Storage: Away from Light
Shelf Life: 24 months

Application / Intended Use

核黄素用于强化面粉、谷物、能量饮料和预混合物，并作为低添加量的天然黄色颜料。饲料配方师将其纳入家禽和猪的维生素预混合物中。其强烈的颜色意味着剂量准确性对外观和营养都很重要。

Specification Parameters

Item	Standard / Limit	Unit	Test Method
Physical & Chemical
Appearance	Yellow to orange-yellow crystalline powder		Visual
Assay (dried basis)	98.0 - 102.0	%	USP
Specific rotation	-115° to -135°		USP <781>
Loss on drying	≤ 1.5	%	USP <731>
Residue on ignition	≤ 0.3	%	USP <281>
Heavy Metals
Lead (Pb)	≤ 2	mg/kg	GB 5009.12
Other
Transport classification	Not regulated as dangerous goods for transport		IMDG / ADR

Applications by Industry

膳食补充剂

In the Dietary Supplements industry, Vitamin B2 is valued as a vitamin that helps formulate high-purity supplements and nutraceuticals. It integrates cleanly into capsules, tablets, powders and functional blends with reliable assay and full traceability. Rawplex supplies it with full COA/TDS documentation, consistent quality and worldwide export support.

More for 膳食补充剂

动物饲料与营养

Vitamin B2 is used in animal feed premixes to ensure proper energy production and support growth in livestock.

More for 动物饲料与营养

烘焙与面粉加工

Vitamin B2 is used to fortify flour and cereals in baking, contributing to nutritional value and providing natural color.

More for 烘焙与面粉加工

Frequently asked questions

What is 维生素B2（核黄素）?

维生素B2，也称为核黄素，是一种水溶性维生素，对于从食物中产生能量至关重要。它对于皮肤、粘膜和眼睛的正常功能也很重要。

What is 维生素B2（核黄素） used for?

核黄素用于强化面粉、谷物、能量饮料和预混合物，并作为低添加量的天然黄色颜料。饲料配方师将其纳入家禽和猪的维生素预混合物中。其强烈的颜色意味着剂量准确性对外观和营养都很重要。

What is the CAS number for 维生素B2（核黄素）?

The CAS number is 83-88-5.

What is the HS code for 维生素B2（核黄素）?

It is classified under HS code 293623. Confirm the full tariff line with your customs broker, as the last digits vary by country of import.

What is the minimum order quantity for 维生素B2（核黄素）?

The minimum order quantity is 25 kg. Smaller trial quantities can be arranged on request.

What is the lead time for 维生素B2（核黄素）?

Typical lead time is 12-14天 from order confirmation, subject to stock and destination.

How is 维生素B2（核黄素） packaged?

25公斤纤维桶，内衬双层PE，防光；每20' FCL约10吨，或小订单的LCL / 空运

What purity is 维生素B2（核黄素） supplied at?

Standard specification is 98% min (riboflavin, USP). A Certificate of Analysis stating the actual batch values is issued with every shipment.

How should 维生素B2（核黄素） be stored, and what is its shelf life?

Store away_light. Shelf life is 24 months in unopened original packaging.

Where is 维生素B2（核黄素） sourced from?

It is sourced from China. Rawplex exports worldwide by sea or air with full documentation.

What certifications apply to 维生素B2（核黄素）?

ISO 9001, HACCP, Halal. A batch-specific Certificate of Analysis is issued with every shipment, and MSDS and technical datasheets are available on request.