维生素B3（烟酰胺）

Commercial Terms

Minimum order quantity: 25 kg
Lead time: 12-14天
HS code: 293629
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: 99% min (niacinamide, USP)
CAS Number: 98-92-0

Compliance & Handling

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

Application / Intended Use

烟酰胺用于面粉和谷物强化项目、能量饮料和复合维生素，并且在家禽和猪的预混合饲料中是标准成分。化妆品配方师在精华液中以2-5%的浓度使用烟酰胺形式，以增强屏障功能和改善色素沉着。它是较为耐热的维生素之一，因此在烘焙和挤出过程中能够存活。

Specification Parameters

Item	Standard / Limit	Unit	Test Method
Physical & Chemical
Appearance	White crystalline powder		Visual
Assay (dried basis)	98.5 - 101.5	%	USP
Melting range	128 - 131	°C	USP <741>
Loss on drying	≤ 0.5	%	USP <731>
Residue on ignition	≤ 0.1	%	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 B3 (Powder) 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 B3 is included in animal feed premixes to support metabolic processes and overall health in poultry and swine.

More for 动物饲料与营养

烘焙与面粉加工

Vitamin B3 is included in flour fortification for baking, ensuring nutritional adequacy while remaining stable during the baking process.

More for 烘焙与面粉加工

Frequently asked questions

What is 维生素B3（烟酰胺）?

烟酰胺，或称维生素B3，是一种必需营养素，必须通过饮食摄入，因为身体无法合成或储存它。

What is 维生素B3（烟酰胺） used for?

烟酰胺用于面粉和谷物强化项目、能量饮料和复合维生素，并且在家禽和猪的预混合饲料中是标准成分。化妆品配方师在精华液中以2-5%的浓度使用烟酰胺形式，以增强屏障功能和改善色素沉着。它是较为耐热的维生素之一，因此在烘焙和挤出过程中能够存活。

What is the CAS number for 维生素B3（烟酰胺）?

The CAS number is 98-92-0.

What is the HS code for 维生素B3（烟酰胺）?

It is classified under HS code 293629. 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B3（烟酰胺）?

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

What is the lead time for 维生素B3（烟酰胺）?

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

How is 维生素B3（烟酰胺） 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B3（烟酰胺） supplied at?

Standard specification is 99% min (niacinamide, USP). A Certificate of Analysis stating the actual batch values is issued with every shipment.

How should 维生素B3（烟酰胺） 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B3（烟酰胺） sourced from?

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

What certifications apply to 维生素B3（烟酰胺）?

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