stpp sodium tripolyphosphate food grade

1.Food grade sodium tripolyphosphate 2.Low iron content 3.easily soluble in water 4.11 years of exporting experience

1.Basic  Information:

We supplied STPP/sodium tripolyphosphate.

Its appears is  snow white powder or crystalline powder,it can melt in water easily.The solution is alkaline.

As for their various functions,it mainly used in industry for detergent or for food additive in food industry.We can supplied food grade sodium tripolyphosphate and industrial ones.It contains low heavy matter and the different density can be optioned with you.

1>.  Low bulk density     ( 0.35 - 0.55g/cm3 )

2>.  Middle bulk density  ( 0.65  - 0.85 g/cm3 )

3>.  High bulk density     ( 0.85  -  1.0  g/cm3  )

4>.  Low Phase  I            ( less than 20% )

5>.  High phase  I            ( more than 40% )

6>.  low  Iron content      ( less than 0.008% ) 

2.Package:

We pakced with goods in  two-layer woven bag,N/W is 25kg/bag.We aslo can supplied you  jumbo bag or pallelized service.The shipping mark can be optioned by your  request.

3.Specification:

STPP/sodium tripolyphosphate 

Parameter	Grade
Standard: GB/T9984-2008/QB1034-1991	Technical	Food
Assay Na5P3O10 % ≥	94.0	95.0
P2 O 5 % ≥	57.0	57.0
Water Insoluble Matter % ≤	0.15	0.05
Iron(Fe) % ≤	0.015	0.015
PH value (1% water solution)	9.2-10.0	9.4-10.0
Heavy Metal (as Pb) % ≤	-	0.001
Arsenic (As) % ≤	-	0.0003
Fluoride (F) % ≤	-	0.003
Chloride(Cl) % ≤	-	0.025
Sulphate(SO4)% ≤	-	0.4
Whiteness % ≥	90.0	90.0
Density (g/cm3)	0.35-0.95	0.55-0.90
Phase I	10-30

4.Pictures:

stpp sodium tripolyphosphate food grade