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
USD $750.00-1,000.00 / Metric Ton
our advantage:
1. free sample for buyer testing before order
2. top quality with best price
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1.chemical properties
phosphoric acid
molecular formula: h3po4
molecular weight: 97.99
content: 85% min.
density: 1.6850 ( under 25c)
properties:
it is colorless, transparent and syrupy liquid; it is odorless and tastes very sour; its melting point is 42.35 ; it is easily soluble in water and resolves in ethanol; it may irritate human skin to cause phlogosis and destroy the issue of human body; it has got hydroscopic
2.specifications
item |
value |
||||||
industry grade |
food grade |
||||||
85% |
75% |
||||||
excellent |
grade 1 |
grade 2 |
excellent |
grade 1 |
grade 2 |
||
colority ≤ |
20 |
30 |
40 |
20 |
30 |
40 |
20 |
content (h 3 p o 4 ), % ≥ |
85.0 |
85.0 |
85.0 |
75.0 |
75.0 |
75.0 |
75.0~86.0% |
chloride(cl ) , % ≤ |
0.0005 |
0.0005 |
0.001 |
0.0005 |
0.0005 |
0.001 |
|
sulphates( so 4 ), % ≤ |
0.003 |
0.005 |
0.01 |
0.003 |
0.005 |
0.01 |
|
iron(fe), % ≤ |
0.002 |
0.002 |
0.005 |
0.002 |
0.002 |
0.005 |
|
ars enic (as) , % ≤ |
0.0001 |
0.005 |
0.01 |
0.0001 |
0.005 |
0.01 |
0.00005 |
arsenic (pb), % ≤ |
0.001 |
0.001 |
0.05 |
0.001 |
0.001 |
0.05 |
0.0005 |
heavy metals ( f), % ≤ |
|
|
|
|
|
|
0.0010 |
easily oxidated matter( h 3 po 3 ), % ≤ |
|
|
|
|
|
|
0.012 |
3.application
1,technical grade phosphoric acid may be used to produce variety of phosphates, electrolyte treatment liquids or chemical treatment liquids, refractory mortar with phosphoric acid and inorganic coheretant. it is also used as a catalyst, drying agent and cleaner. in coating industry it is used as a rust-proof coating for metals; as a acidity regulator and nutrition agent for yeast food grade phosphoric acid may be applied to flavors, canned food and light drinks as well as used in wine brewery as a nutrients source for yeast to prevent the reproduction of useless bacteria
2,food grade used as cleaner for printed circuit , acidic flavoring for food, nutriment for yeast, also for use of producing different phosphates.