intermediate naphthalene series 1-小9体育直播下载安装苹果

intermediate

intermediate naphthalene series 1- naphthol

c.a.s no.:90-15-3
chemical structural formula:c10h8o
molecular weight:144.17
united nations crisis:2811 (6.1types, poisonous)
chemical name: 1- hydroxy naphthalene 

 

common product

refined class

appearance

gray white flake

light gray flake

content

more than 96%

more than 99.5%

melting point

above 91.5 degrees celsius

above 94 degrees celsius

2-naphthol

not control

0.15% below

packing

25 kg woven bag



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