Hypophosphorus, Phosphorus & Phosphoric Acids
ortho-Phosphoric acid (30417)
analytical reagent, Reag. ACS, Reag. ISO, Reag. Ph. Eur., assay min. 85%
Overview
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Specifications
General Information
- Molar Mass
- 98 g/mol
- Linear Formula
- H3PO4
- CAS Number
- 7664-38-2
Physical Properties
- Boiling Point/Range
- 158 °C (1,013 hPa)
- pH
- 1.0 (20 °C)
- Melting Point/Range
- 21 °C
- Odor
- Odorless
- Color
- Colorless
- Vapor Pressure
- 2 hPa (20 °C) hectopascal
- Density
- 1.71 g/cm3 (20 °C)
- Physical Form
- Crystalline powder
Standards & Approvals
- Specifications Met
- ACS
- ISO
- Ph. Eur.
Safety Information
- Flammability
- Not applicable
- Chemical Stability
- Stable under normal conditions
- Corrosivity
- Corrosive to metals
- Incompatible Materials
- Strong bases
- Gives off hydrogen by reaction with metals
- Powdered metals
- Metals
International Transportation
- Chemical Class
- 8
- UN Number
- 1805
- Harmonized System Code
- 28092000
- Packing Group
- III
General Information
- Molar Mass
- 98 g/mol
- Linear Formula
- H3PO4
- CAS Number
- 7664-38-2
Physical Properties
- Boiling Point/Range
- 158 °C (1,013 hPa)
- pH
- 1.0 (20 °C)
- Melting Point/Range
- 21 °C
- Odor
- Odorless
- Color
- Colorless
- Vapor Pressure
- 2 hPa (20 °C) hectopascal
- Density
- 1.71 g/cm3 (20 °C)
- Physical Form
- Crystalline powder
Standards & Approvals
- Specifications Met
- ACS
- ISO
- Ph. Eur.
Safety Information
- Flammability
- Not applicable
- Chemical Stability
- Stable under normal conditions
- Corrosivity
- Corrosive to metals
- Incompatible Materials
- Strong bases
- Gives off hydrogen by reaction with metals
- Powdered metals
- Metals
International Transportation
- Chemical Class
- 8
- UN Number
- 1805
- Harmonized System Code
- 28092000
- Packing Group
- III
- Molar Mass : 98 g/mol
- Linear Formula : H3PO4
- CAS Number : 7664-38-2
- Boiling Point/Range : 158 °C (1,013 hPa)
- pH : 1.0 (20 °C)
- Melting Point/Range : 21 °C
- Odor : Odorless
- Color : Colorless
- Vapor Pressure : 2 hPa (20 °C) hectopascal
- Density : 1.71 g/cm3 (20 °C)
- Physical Form : Crystalline powder
- Specifications Met : ACS|ISO|Ph. Eur.
- Flammability : Not applicable
- Chemical Stability : Stable under normal conditions
- Corrosivity : Corrosive to metals
- Incompatible Materials : Strong bases|Gives off hydrogen by reaction with metals|Powdered metals|Metals
- Chemical Class : 8
- UN Number : 1805
- Harmonized System Code : 28092000
- Packing Group : III
Property
Value
assay
Min. 85 %
volatile acids (CH3COOH)
Max. 0.001 %
water insoluble matter
Max. 0.001 %
arsenic (As)
Max. 0.5 ppm
calcium (Ca)
Max. 0.001 %
cadmium (Cd)
Max. 0.0001 %
cobalt (Co)
Max. 0.0001 %
chromium (Cr)
Max. 0.0001 %
copper (Cu)
Max. 0.0001 %
iron (Fe)
Max. 5 ppm
potassium (K)
Max. 0.0005 %
magnesium (Mg)
Max. 0.0005 %
manganese (Mn)
Max. 0.5 ppm
sodium (Na)
Max. 0.002 %
nickel (Ni)
Max. 0.0001 %
lead (Pb)
Max. 0.0001 %
antimony (Sb)
Max. 0.0002 %
zinc (Zn)
Max. 0.0002 %
heavy metals (as Pb)
Max. 0.001 %
chloride (Cl)
Max. 2 ppm
fluoride (F)
Max. 0.0001 %
nitrate (NO3)
Max. 3 ppm
phosphite,hypoph.(H3PO3)
Max. 0.002 %
phosphite, hypophosphite
complying
sulfate (SO4)
Max. 30 ppm
KMnO4 red. matter (as O)
Max. 0.001 %
subst. precipitated by NH3
complying
APHA
Max. 10
reducing impurities
complying
appearance of the solution
complying
residual solvents
complying