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Ammonium peroxodisulphate, Ammonium peroxydisulphate


100 g (00100)

500 g (00500)

1PW1200100 1PW1200500
Article No. 01322 Grade Molecular Biology
Purity 98% CAS No. 7727-54-0
Molecular Formula (NH4)2S2O8 Molecular Weight 228.19
H.S. Code 2833.4000 Shelf Life 60 Months

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
Oxidising properties The substance or mixture is classified as oxidizing with the subcategory 3


Appearance White crystalline powder Assay Min 98%
DNAase/RNAase/Proteases Not detected Solubility (in water; 20°C) 582 g/l (H2O)
Free acid Max 0.1% Melting point Approx.120 deg C
pH (5% solution in water; 20°C) 3 - 4 Residue on ignition Max 0.05%
Chlorate (ClO3) Max 0.001% Chloride (Cl) Max 0.001%
Iron (Fe) Max 0.001% Manganese (Mn) Max 0.00005%
Lead (Pb) Max 0.005%

Safety Information and Hazard Symbols

Flame Over Circle Exclamation Mark Health Hazard
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
Revision Date: 30-Jul-2013

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