item
|
index
|
||
DNBP content ≥
%
|
50
|
70
|
97
|
appearance
|
Orange to reddish-brown liquid, free of impurities.
|
Yellow solid or orange liquid
|
|
Free acid content ≤
%
|
0.02
|
0.02
|
0.02
|
Insoluble matter in benzene ≤
%
|
0.1
|
0.1
|
0.1
|