USD $3.00-10.00 / Kilogram
name:phosphoric acid or orthogreen phosphoric acid 52%
cas no:7664-38-2
formula:h3po4
molecular weight:97.99
einecs:231-633-2
item |
food grade & industrial (technical) grade |
|
assay (h3po4) |
75.0% min |
85.0% min |
fluoride (f) |
0.001% max |
0.001% max |
chloride (cl) |
0.0005% max |
0.0005% max |
sulfate (so4) |
0.003% max |
0.003% max |
color, (apha) |
20 max |
20 max |
iron (fe) |
0.002% max |
0.002% max |
arsenic (as) |
0.5 ppm max |
0.5 ppm max |
heavy metal(pb) |
5 ppm max |
5 ppm max |
easy oxidized matter(h3po3) |
0.012% max |
0.012 |