AMMONIUM PERSULPHATE
AMMONIUM PERSULPHATE AR/ACS
Short Name: AMMONIUM PERSULPHATE
Synonym: Ammonium peroxodisulfate, Ammonium peroxydisulfate
Basic Details
Article No.
LG0379
Grade
AR/ACS
Purity
98%
CAS No.
7727-54-0
HS Code
2833.4000
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
1 - 2
Melting point/ Freezing point [°C]
120°C
Vapour density
7.88
Density [g/cm3]
1.98
Solubility in water [% weight]
228 g/l at 20 °C
Oxidisingproperties
The substance or mixture is classified as oxidizing with the subcategory 3
Chemical Specifications
Appearance
White crystalline powder
Assay (by KMnO4 titration)
Min 98.0%
Insoluble matter in water
Max 0.005%
Titrable free acid
Max 0.04 meq/g
Chloride & chlorates (as Cl)
Max 0.001%
Iron (Fe)
Max 0.001%
Heavy metal (as Pb)
Max 0.005%
Manganese (Mn)
Max 0.00005%
Residue on ignition (as SO4)
Max 0.05%
Safety Information & Hazard Symbols
Symbol
GHS03, GHS07, GHS08
Signal Word
Danger
UN No.
1444
IMCO Class No.
5.1
Packing Group
III
Hazardous Statement
H272-H302-H315-H317-H319-H334-H335
Precaution Statement
P220-P261-P280-P305 + P351 + P338-P342 + P311