USD $100.00-150.00 / Kilogram
USD $100.00-150.00 / Kilogram
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
turely original ppa manufacturer, not stir phosphorus pentoxide
our product advantage
1. high phosphorus content.
2. low chroma.
3. low impurity content.
4.the stired product is easy to be stratified, ours is not layered.
5. not easy crystallization, to be crystallized below 20 degrees below zero.
polyphosphoric acid(ppa)
molecular formula: hn+2pno3n+1
properties: colorless transparent thick fluid with deliquescence which is non-crystallizable and corrosive, hydrolyzed to be phosphoric acid
uses: it is widely used in pharmaceutical, perfume, leather and chemical industries; as cyclizing agent, acylating agent and dehydrating agent in organic synthesis; also as catalyst in petroleum industry.
packing:ibc drum (1800kg n.w). 25.2mt/20fcl'
shipping: by train, truck and vessel, etc.
specifications | 105%ppa | 115% ppa | ||
first-class | qualified | first-class | qualified | |
clour ≤ | 40 | - | 40 | - |
h3po4 %≥ | 104~106 | 104~106 | ≥115.0 | ≥115.0 |
p2o5 % ≥ | 75.3~76.8 | 75.3~76.8 | ≥83.3 | ≥83.3 |
chloride (as cl-) %≤ | 0.0010 | 0.0010 | 0.0010 | 0.0010 |
iron (fe) %≤ | 0.0040 | 0.0060 | 0.0040 | 0.0060 |
arsenic (as as) % ≤ | 0.0040 | 0.0080 | 0.0040 | 0.0080 |
heavy metals(as pb)%≤ | 0.0030 | 0.0080 | 0.0030 |
0.0080 |