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CAS No.: 7320-34-5
Other Names: TKPP
MF: K4P2O7
EINECS No.: 230-785-7
Place of Origin: China (Mainland)
Release Type: Quick
State: Powder
Purity: 98%min
Application: Cyanide-free plating; High-grade detergents
Brand Name: VIDAR
Model Number: VLPF11
HS code: 28352400
Molecular weight: 330.34
Standard executed: HG/T3591-1999
Package: 20-22 tons per FCL
Gross weight: 25.5kg
Appearance: white powder or granular,White powder or granule
Melting Point: 1109
Density: 2.534

Specifications

Tetra potassium pyrophosphate tkpp

1.Applications

It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.

2.Product Identification:

Synonyms:Tetrapotassium Diphosphate, Potassium Diphosphate Tetrabasic

CAS#:7320-34-5

Chemical Formula: K4P2O7


3.Physical and Chemical Properties:

a)  Appearance                                      Form:solid

                                                              Color:White

b) Odour                                                No data available

c) Odour Threshold                               No data available

d) PH                                                     No data available

e) Melting point /freezing point              No data available

 f) Initial boiling point and

    boiling range                                     No data available

g) Flashpoint                                         Not Applicable

h) Evaporation rate                               No data available

 i)  Flammability(solid,gas)                     No data available

 j) Upper/lower

    flammability or                                 

    explosive limits                                   No data available


4. Handling and Storage

Avoid contact with skin and eyes. Avoid formation of dust and aerosols.

Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection.


5. Certificate of Analysis
Industial  Grade

Items

Specification

Results

Batch No. 

                      /

052130408C

Production Date

                 /

2013-04-08

Expiry Date

                 / 

2015-04-08

Quantity

                /

25MT

Purity(K4P2O7)

≥98.0%

98.3%

Iron (Fe)  ppm

≤50ppm

18ppm

PH value (1% sol)

10-11

10.0

Loss on drying

≤0.20%

0.1%

Appearance

White powder

White Powder

Water insoluble matter

≤0.10%

0.01%

Heavy metals(as Pb)

≤5ppm

≤5ppm

As

≤3ppm

≤3ppm

 


 Food Grade

Items

Specification

Results

Batch No.

                   /

TKPP13014C

Production Date

               /

2013-1-24

Expiry Date

               /

2015-1-24

Purity(K4P2O7)%

≥98.0

98.5

Iron (Fe)%  

≤0.0050

0.0014

PH (1% water solution)

10-11

10.1

Loss on drying%

≤0.20

0.10

Appearance

White powder 

White powder

Water insoluble matter %

≤0.10

0.01

Heavy metals(as Pb)%

≤0.0010

0.0002

Cr %

≤0.0001

None

F %

≤0.0010

None

Ar %

≤0.0003

≤0.0003