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Phosphoric Acid,
Food Grade
Identification
Synonyms:
Orthophosphoric acid
CAS No.:
7664-38-2
EC No.:
231-633-2
Molecular Weight: 98
Molecular Formula:
H3PO4
Density: 1.69
M.P.:
42°C
B.P.:
213°C
Application
Technical grade
phosphoric acid can 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.
Specification*
Parameters
|
Specification
|
|
Phosphoric
acid Purity
|
75% min. |
85% min, |
95%
|
|
Ready
oxidizable substance as H3PO3
|
0.012% max. |
0.012% max. |
- |
|
Arsenic
|
3 ppm
max.
|
|
Heavy
metals as Pb
|
5
ppm
max.
|
|
F
|
0.001%
max.
|
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Iron |
|
|
0.003% min. |
|
Color |
10 |
10 |
20 |
|
Density, g/cm3 @ 20 deg. C |
|
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1.807-1.812 |
Standard Packing
1) 35 kg pail (not for 75%), 330 kg drum
2) 1600kg/1000Lt IBC, 1900kgs/1200Lt IBC (tote)
3) Isotank
4) Bulk Shipment
Risks and Safety Info
Acidic corrosive liquid, Class 8; UN1805; PG III
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