appearance: white crystal.  
Free absorbency of water:300~450  g/g
Centrifugal Retention capacity: 40 ming/g
Moisture: 7.0% max.  
Packing: in 20 kgs bags without pallet,

Additional information:
Regarding SAP for agriculture,
1.size: 10~80 mesh,
2. packing in 25 kgs bags.
3. dosage for 1000sqm.
for field crop,  3~4.5 kgs.
vegetables, 4.5~7.5 kgs.
forest: young trees: 30~50g/each. aged: 50~100g /each.
4.  frozen point: under 8~9 centigrade.