国产欧美日韩一区三区_最新国产三级_在线观看v资源黄色片_538精品视频免费在线观看_精品乱码一区内射人妻无码_午夜激情久久av_免费着区欠一级片_男人的天堂少妇无码视频_国产精品亚洲第一区在线麻豆_日韩欧美伦理三级

  • Naphthol Series
    •
  • Bases And Others
    •
  • Pigments
    •
  • Dyestuffs
    •

NAPHTHOL AS-IRG

Clicks：2756Times

Items：Naphthol AS-IRG
CAS: 4433-79-8
Chemical Formula：C12H11NO4CL
Appearance: white powder
Color shade(with standard):similar
Strength:100±3%
Purity:≥98%
Melting point:≥105℃
Insoluble in Alkali:≤0.1%
Use: This product is mainly used as organic pigment intermediate, can produce organic pigment yellow 49, 70, 79, 83, 97, used as coupling component.