MAGNESIUM HYDROXIDE Extra Pure

Conforms to BP, IP specification
Milk of magnesia

Article No.
4469H
Grade
Extra Pure
Purity
95%
CAS No.
1309-42-8
Molecular Formula
Mg(OH)2
Molecular Weight
58.53
H.S. Code
2816.1010
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
White powder
Odour
Odorless
pH value
9.5 - 10.5
Melting point/ Freezing point [°C]
350°C
Density [g/cm3]
2.36
Solubility in water [% weight]
Insoluble in water

Packings

  • 1PW1204000

    1000 g (01000)

 

Specifications

Appearance White powder
Assay (complexometric) 95 - 100.5%
Identity Passes test
Appearance of solution Passes test
Substance soluble in water Max 1%
Substance insoluble in acetic acid Max 0.1%
Chloride (Cl) Max 0.1%
Sulphate (SO4) Max 0.5%
Heavy metal (as Pb) Max 0.003%
Arsenic (As) Max 0.0004%
Calcium (Ca) Max 1.5%
Loss on ignition (at 900°C) 30 - 32.5%
Iron (Fe) Max 0.07%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date : 06-Aug-2014
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