Item

Unit

Specification

Testing Results

Appearance

White Granules

White Granules

Free Absorbency

g/g

≥51

55

Retention Capacity

g/g

≥31 

34

Residual Monomer

PPM

≤500

490

Moisture Conten

wt%

≤4.5

4.1

Absorption under pressure

0.3psi  ml/g

0.7psi  ml/g

≥27

≥18

29

20

Absorption Rate(Voltex)

S

≤55

38

Bulk density

g/ml

0.5-0.7

0.6

PH Value

5.5-6.5

6

Particle Size Distribution

850μm on %

150μm through %

Wt %

≤2

≤6

0

4.3