MAGNESIUM HYDROXIDE
MAGNESIUM HYDROXIDE Extra Pure
Conforms to BP, IP specification
Short Name: MAGNESIUM HYDROXIDE
Synonym: Milk of magnesia
Basic Details
Article No.
LG2829
Grade
Extra Pure
Purity
95%
CAS No.
1309-42-8
HS Code
2816.1010
Shelf Life
60 Months
Packings Avialable
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
Chemical 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 & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H315-H319-H335
Precaution Statement
P261-P305 + P351 + P338