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Inorganic Acids

Orthophosphoric Acid 85%

RA000314 CAS 7664-38-2

Identity

Product code
RA000314
CAS number
7664-38-2
Purity
85%
Molecular formula
H3PO4
Molecular weight
98.00

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Density [g/cm3] 1.685 g/cm3 g/cm3
Solubility in water [% weight] Completely miscible —
Colour Clear Colorless —
Odour Odorless —
pH value 1.5 —
Melting point/ Freezing point [°C] 21 °C °C
Boiling point [°C] 158 °C °C
Vapour pressure [20°C] 0.03 mmHg mmHg
Vapour pressure mm/Hg 0.03 mmHg mmHg
Vapour density 3.4 —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance Clear colorless viscous liquid —
Iron (Fe) Max 0.0015 % %
Lead (Pb) Max 0.001 % %
Magnesium (Mg) Max 0.004 % %
Manganese (Mn) Max 0.0005 % %
Potassium (K) Max 0.005 % %
Sodium (Na) Max 0.05 % %
Substance reducing KMnO4 Max 0.001 % %
Volatile acids Max 0.001 % %
Assay Min 85 % %
Weight/ mL (20 °C) Approx. 1.71 g g
Chloride (Cl) Max 0.0005 % %
Nitrate (NO3) Max 0.0005 % %
Silicate (SiO2) Max 0.002 % %
Arsenic (As) Max 0.0001 % %
Calcium (Ca) Max 0.004 % %
Copper (Cu) Max 0.0005 % %

Packaging

Pack size SKU
25 L RA000314-PK-25L
500 mL RA000314-PK-500ML
200 L RA000314-PK-200L
2.5 L RA000314-PK-2.5L