1.Sodium tripolyphosphate detergent grade 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:
sodium tripolyphosphate(STPP) detergent grade 94
