|  Sodium
Tripolyphosphate(STPP) is widely applied in detergent agent, petroleum,
chemical industry, building, food fresh-keeping, pottery and porcelain,
paper making industry, dyeing and printing, softened water. It has
large potential market.
In order to achieve customers' satisfaction, our
company adopts the most advanced production standard and the strict
management system. We have the capability to provide customers best
quality product in various types. In order to improve the company
quality management level, we operate the ISO9000 quality authentication
mode in our production and management. From the authentication of
sales contract to the authentication of suppliers, materials purchase
and storage, production and quality inspection, we have strict requirements
and high standard. For strengthening the post responsibility in
all the staff, we carry out the employee train project, and urge
all the staff to work according to ISO 9002 requirements.
Sodium TripolyPhosphate
| Molecular Formula: Na5P3O10
Molecular Weight: 367
Characteristics: White crystal (melting point:
622), hygroscopic and soluble in water that makes an alkaline
solution and have capacity of complexing metal lons, such
as Ca2+ Mg2+ Fe2+ ect., and
effect of colloldization, emulsification dispersion and buffering.
Specifications:
ITEM
INDEX |
VALUE |
Excellent |
Grade1 |
Grade2 |
Na5P3O10
% |
96 |
94 |
90 |
| P2O5
% |
57.0 |
56.5 |
56.0 |
Water insoluble matter % |
0.10 |
0.10 |
0.15 |
| Iron(Fe) % |
0.007 |
0.01 |
0.015 |
| PH Value(1% solution) |
9.2-10.0 |
| White degree % |
90 |
85 |
80 |
| Sleving test(retaln 20 mesh)% |
5.0
Or produce according to consumer desire |
| Bulk density g/cm3 |
0.60-0.99 |
| phase I % |
below
10,10-50 |
| Rate of hydration |
After
1 minutes 81-85 
After 5 minutes 86-92 |
| Loss on ignition at 500 deg.C(not including
mosture)% |
1.0 |
*Special requirements may be through negotiation.
Usage: Mainly used as builder in making detergent,
also for the use of petroleum, mining, ceramics, metallurgy
industry & water treatment and such fields.
Packaging:Packed in PP/PEn bags, net wt.25kgs
or 50kgs OR 1000kgs each, for export neutral packing is used.
|
 |
|
