烟酸（维生素B3）

CAS号:59-67-6

分子式:C6H5NO2

分子量:123.11

外观：白色结晶性粉末

用途：B族维生素的一种，用于防治糙皮病和类似的维生素缺乏症，也有扩张血管作用，大量用作食品饲料的添加剂。也是重要的化工助剂和缓蚀抑制剂，在感光材料中可以作为抗氧化剂和抗灰雾剂。在电镀时，烟酸也是极佳的光亮添加剂

The company has independent import and export management right and excellent sales team. Thanks to the hard work of all employees, it has opened up a broad market for the company. Our products sell well all over the country and are exported to Europe, America, Southeast Asia, Africa and other countries and regions. The number of customers we serve every year is over 2,000, which has won unanimous recognition and praise from our customers.