ORTHOPHOSPHORIC ACID

ORTHOPHOSPHORIC ACID AR

Phosphoric Acid

Article No.

00233

Grade

Purity

85%

CAS No.

7664-38-2

Molecular Formula

H₃PO₄

Molecular Weight

98.00

H.S. Code

2809.2010

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical Properties

Physical state at 20 °C

Liquid

Colour

Clear Colorless

Odour

Odorless

pH value

1.5

Melting point/ Freezing point [°C]

21 °C

Boiling point [°C]

158 °C

Vapour pressure [20°C]

0.03 mm Hg @ 20°C

Vapour pressure mm/Hg

0.03 mm Hg @ 200C

Vapour density

3.4

Density [g/cm3]

1.685

Solubility in water [% weight]

Completely miscible

Packings

500 ml (00500)
2500 ml (02500)
5000 ml (05000)
25 Liters (0025K)
200 Liters (0200K)

Specifications

Appearance	Clear colorless viscous liquid
Assay	Min 85%
Weight/ mL at 20°C	About 1.71 g
Chloride (Cl)	Max 0.0005%
Nitrate (NO3)	Max 0.0005%
Silicate (SiO2)	Max 0.025%
Sulphate (SO4)	Max 0.002%
Arsenic (As)	Max 0.0001%
Calcium (Ca)	Max 0.004%
Copper (Cu)	Max 0.0005%
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%
Substance reducing KMnO4 (as O)	Max 0.001%
Volatile acids (as CH3COOH)	Max 0.001%

Safety Information and Hazard Symbols

Symbol: GHS05
Signal Word: Danger
UN No.: 1805
IMCO Class No.: 8
Packing Group: III
Hazardous Statement: H314
Precaution Statement: P280-P305 + P351 + P338-P310

Revision Date : 03-Jun-2017

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