Package: It is packed with polypropylene woxen bag or paperbag.The net weight is 500kg ,25kg or according to customers' demands.

Molecular Structure:

Product description:

Dimethy-5-Sulfoisophthalate Sodium Salt(SIPM)

Usage:Dimethy-5-Sulfoisophthalate Sodium Salt(SIPM)is mainly used in Dacron, film and other aspects. Since there is sulfo group in CDP fiber, it has good affinity performance to cationic dyes. Modified fiber is easy for wool blend, so it is suitable for winter men and women clothing fabrics.

Quality index

Index name	Premium grade
Appearance	No see impurity white powder
Acid value(mg KOH/g) ≤	0.6
Saponification value (mg KOH/g)	376—380
Sulfate radical ppm≤	100
Moisture(Wt%) ≤	0.2
Ferrum ppm ≤	4
Absorbance ≤	0.05
Chloridion ppm ≤	15

S & T:It should be stored in dry and ventilated place, and avoid moisture, sunlight and fire; Avoid to place together with other chemical products.

Packing:It is packed with polypropylene woven bag or paper bag. The net weight is 500kg, 25kg or according to customers’ demands.