USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $750.00-1,000.00 / Metric Ton
USD $900.00-1,250.00 / Metric Ton
USD $900.00-1,250.00 / Metric Ton
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 |