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Diphenyl ether

Specification

name

item

grade

Highest grade 

Good
grade

Diphenyl ether

Chroma(platinum-cobalt)  ≤

30

50

Crystallization point(℃)        ≥

26.5

26.5

moisture(%)          ≤

0.04 

0.05

content(%)    ≥

99.9

99.5

phenol(%)        ≤

0.005 

0.01

sulfur(%)          ≤

0.0005

0.0008

chlorine≤(ppm)

8

20

 
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