STPP/ Sodium Triphosphate

Brief Description
Classification: Phosphate Type: Sodium Tripolyphosphate CAS No.: 7758-29-4
Other Names: STPP, Sodium Triphosphate MF: Na5P3O10 EINECS No.: 237-004-9
Place of Origin: Hebei China (Mainland) Grade Standard: Food Grade, Reagent Grade Purity: 94%, 96%
Appearance: White powder Application: Water Treatment Chemicals Brand Name: Nuoqi
Model Number: Industrial grade  
Delivery Terms & Packaging
Packaging Detail:In polyethylene film bag with outer polypropylene woven bag, 25kg, 50kg, big sack bag or as required by the customer
Delivery Detail:within 10-15 days after get your deposit
Specifications
STPP/ Sodium Triphosphate

1.Sodium Tripolyphosphate 94%
2.STPP
3.Packing: in 25kg or 50kgs bag
4.Good price with high quality
5.Origin: made in China

STPP/ Sodium Triphosphate

Chemical Formula: Na5P3O10

Molecular Weight:367.86

Properties: White powder

Packing:: 25kgs pp bag(lined with plastic bag)

Application:

1. Used as one of the main auxiliaries for synthetic detergent synergist for soap water softener , tanning agent for leather making , auxiliary for dyeing;

2. As an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud, etc;

3. As an oil contamination resistance agent in paper production

Specification:

Item

Standard

Industrial Grade

Food Grade

Na5P3O10, % min

94.0

94

P2O5, % min

57.0

57

Water Insoluble Matter

0.10

0.05

Iron (Fe), % max

0.015

0.006

Heavy Metal (As Pb) , % max

0.001

Arsenic(As) , % max

0.0003

PH Value (1% water solution)

9.2-10.0

5.0—9.0

Whiteness, % min

88

92

Ignition Loss

1.0

Density (g/cm3)

0.35-0.9

0.35—0.9

Phase I

10-30

10--30