USD $245.00-265.00 / Metric Ton
USD $245.00-250.00 / Metric Ton
USD $280.00-385.00 / Metric Ton
USD $230.00-270.00 / Metric Ton
USD $0.45-0.46 / Metric Ton
USD $0.80-1.00 / Kilogram
USD $435.00-440.00 / Metric Ton
USD $245.00-305.00 / Metric Ton
stpp is white powder or granule; melting point 622 °c ; easily soluble in water; it has
remarkable chelating capacity to metal ions of ca2+ and mg2+ etc. and can
soften hard water to change suspension into solution, alkalinity, without causticity .
it is a surfactant, and has outstanding emulsification to lubricants and fat.
high quality sodium tripolyphosphate 94% stpp in detergent industry
commodity name : sodium tripolyphosphate (tech grade)
structural formula: na5p3o10
cas no. : 7758-29-4
characteristics
white powder or granule; melting point 622 °c ; easily soluble in water; it has
remarkable chelating capacity to metal ions of ca2+ and mg2+ etc. and can
soften hard water to change suspension into solution, alkalinity, without causticity .
it is a surfactant, and has outstanding emulsification to lubricants and fat.
specifications
item |
specification index |
na5p3o10 , % |
min 94.0 |
p2o5 , % |
min 57.0 |
water insoluble , % |
max 0.15 |
ph value (1% aqueous solution) |
9.2~10.03 |
whiteness |
min 85 |
iron as fe , % |
max 0.015 |
bulk density , g/cm3 |
light:0.35-0.5g/cm3; |
application
as main auxiliary of synthetic detergent,soap synergistic agent,water softener,sequestering
agent,and defloculating agent in detergent industry.
also used in tanning agent for leather making, auxiliary for dyeing; as an effective dispersion
agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling
mud etc.; as an oil contamination resistance agent in paper production.
packing
25 kg / 50 kg pp woven bag or /1000 kg super sack bag