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烟酰胺又称尼克酰胺，是烟酸的酰胺，也是维生素 B3 的形式之一（C6H6N2O，分子量 122.12，CAS 98-92-0）。它是一种白色结晶性粉末，易溶于水和乙醇。含量为 98.5–101.5%，干燥失重不超过 0.5%，炽灼残渣不超过 0.1%，氯化物不超过 0.02%，重金属不超过 0.003%。
化妆品配方师将其用于面霜、精华液、爽肤水和护发产品，其水溶性使其易于加入配方。在食品中，它为营养强化、维生素预混料和食品补充剂提供烟酸。
烟酰胺是英国和欧盟允许添加到食品和食品补充剂中的烟酸形式，但数据表未注明等级。供货前，请确认该等级符合预期化妆品、食品或补充剂用途的纯度标准，并索取注明熔点及其单位的批次证书。
规格
CAS No.98-92-0
Also known asNicotinamide; vitamin B3
Molecular formulaC6H6N2O
Molecular weight122.12
AppearanceWhite crystalline powder
Assay98.5–101.5%
Melting point128°–131° (printed without a unit)
Loss on drying≤0.5%
Chloride≤0.02%
Heavy metals≤0.003%
Residue on ignition≤0.1%
Readily carbonisable substancesNo more colour than matching fluid A
应用
Skin-care creams, serums and tonersHair-care productsFood fortificationVitamin premixesFood supplements
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- Finished food, target function and process conditions
- Required grade, physical form and critical limits
- Destination market and permitted-use requirements
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下单前确认证明文件
Food-grade identity alone does not establish permission for every food or country. Confirm permitted use, limits and labelling requirements for the intended market. Certification availability must be checked for the nominated product and manufacturing site.
产品图片展示的是代表性材料与包装。实际来源、等级、包装规格和标签以报价为准。
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