Tetrapotasssium Pyrophosphate (TKPP)

Tetrapotasssium Pyrophosphate-TKPP

  • TKPP: Tech/Food Grade Tetra potassium pyrophosphate

    Chemical Formula:K4P2O7

    Chemical Weight: 330.35

    Cas No.:7320-34-5

    Standard: HG/T3591-2009(INDUSTRIAL GRADE)

    GB25562-2010(FOOD GRADE)

    H.S Code : 28353990
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Items

Specifications

Industrial Grade

Food Grade

Appearance

  White powder or Granular

1

Main content (K4P2O7)

≥96.0%

≥96.0%

2

P2O5

≥41.0%

≥41.0%

3

Iron(Fe unit)

≤0.05%

≤0.01%

4

Water insoluble matter

≤0.2%

≤0.1%

5

Heavy metal(Pb unit)

---------

≤0.001%

6

Arsenic(As unit

---------

≤0.0003%

7

pH value

10.0-11.0

10.5±0.5


APPLICATIONS:

For tech grade,it is used in non-cyanide plating; Used as pre-process agent of galvanization and pyrophosphoric acid plating solution; detergent of metal surface; dispersant and buffering agent of paint and dye, etc.
For food grade, it is used as emulsifier, improvement agent and chelon in food industry.

PACKING AND STORAGE:

Inner polyethylene bag and outer woven bag.Net Weight per bag: 25kg/50kg/1000/kg.Stockpiled at ventilated place, avoiding rain, moisture and insulation,handle with care to prevent bag damage.Store away from toxic substances.

Expiration Date: 

24months

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