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