1,2-小9体育直播下载安装苹果

intermediate

1,2-naphthoxydiazo-4-sulfonic acid(oxygen)

chemical name: 1,2-naphthoxydiazo-4-sulfonic acid;

molecular formula:c10h8n2o4s

molecular weight:252.2465

structural formula:

chemical abstracts:2-hydroxy-4-sulfohydroxide-1-naphthalenediazonium,inner salt.

cas number: [887-76-3]

nature:yellow brown tide product, slightly soluble in water, soluble in alkaline solution. this product is flammable. it would explode when heated.

purpose:used for making acid mordant dyes and acid complexing dye

quality index  
appearance:yellow brown tide product
content:≥70% 
insoluble matter:≤0.1%



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