Chemical Name: Diphenyl Sulfone
(Paper Grade)
Synonym: 1,1 Sulphony Lbisbenzene, Phenyl Sulfone, DPS
CAS No.: 127-63-9
Molecular Formula: C12H10O2S
Molecular
Weight: 218.27
Chemical Structure:
Commodity Specification
TestItem
|
Quality Standard
|
Appearance
|
White to off
white powder
|
Purity by
G.C.
|
≥99.0%
|
Melting
Point
|
≥127.3℃
|
Moisture
|
≤1.0%
|
Ash Content
|
≤0.05%
|
Color (10% solution in acetone)
|
≤25APHA
|
Melt Color
|
≤100APHA
|
Volatiles
|
≤0.1%
|
Iron Content (Fe)
|
≤5ppm
|
Free Acid/Alkali
|
≤0.0012meq
|
Other Sulfones
|
≤0.1% Each
|
Application
Direction
It is mainly used
in the thermal paper as sensitizers and in the manufacturing of
3,3 Diamino
Diphenyl Sulfone.
Packing
Normally packed in 25kg kraft paper bag,
600kg flexible bag, or as per customer’s packing
requirement.
Storage
Keep container tightly closed in a dry, well-ventilated and cool place. |