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Sodium Tripolyphosphate

  Post Date:  11 May 2011
  Expiry Date:  10 Jun 2011
 CAS No:  7758-29-4
  Detailed Description: Quantity: 500MT
Quality Standards:
Packing:Bag
Place of Origin: N/A
Purity:
Standard:
Detailed Description: -- sodium tri poly phosphate (STPP) with the following specifications :
1- use : synthetic detergents ( slurry preparation
For nozzle and rotating disc spray dryers)
2 -color: white free flowing powder , free lumps ,
Grit.
3 -Whiteness degree : 95 % min
4 -temp. : 10 -13? c
5 -Rate of hydration (ROH) : after 1 min (81? c – 84 ?c)
After 5 min (86? c - 90? c)
Starting from 80 c
6 - Bulk density : 0.7 – 1.2 gm /c.c
7 -PH (1 % soln.) : 9.5 - 10
8 - solubility : completely soluble
9- insoluble matters : 0.1 % max
10-total alkalinity( Na2o) : 16 % max
11- sieving analysis : retained on 44 mesh ---- 0-1 %
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