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Lab Chemicals
Inorganic Bases
MAGNESIUM HYDROXIDE
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
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
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
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
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date :
06-Aug-2014