Potassium persulfate

ALDRICH/379824 - 99.99% trace metals basis

Synonym: Potassium peroxodisulfate

CAS Number: 7727-21-1
Empirical Formula (Hill Notation): K₂O₈S₂
Molecular Weight: 270.32
EC Number: 231-781-8
MDL Number: MFCD00011386
Linear Formula: K₂S₂O₈
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-379824-5G	5 g	$65.50 1/EA		Add To Favorites
45-379824-25G	25 g	$235.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	99.99% trace metals basis
form	solid
impurities	≤150.0 ppm Trace Metal Analysis
InChI	1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
InChI key	USHAGKDGDHPEEY-UHFFFAOYSA-L
reaction suitability	reagent type: oxidant
SMILES string	[K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O
vapor density	9.3 (vs air)

Application:	Potassium persulfate is used to initiate the polymerization of styrene to form monodispersed, surfactant-free polystyrene spheres. Potassium persulfate is used as an oxidant to generate 2,2-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) (ABTS) radical cation to measure the antioxidant activities of natural compounds.
Packaging:	5, 25 g in poly bottle

Symbol	GHS03,GHS07,GHS08
Signal word	Danger
Hazard statements	H272 - H302 - H315 - H317 - H319 - H334 - H335
Precautionary statements	P210 - P280 - P301 + P312 - P302 + P352 - P304 + P340 + P312 - P305 + P351 + P338
Hazard Codes	O,Xn
Risk Statements	8-22-36/37/38-42/43
Safety Statements	22-24-26-37
RIDADR	UN 1492 5.1 / PGIII
WGK Germany	WGK 1
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	99.99% trace metals basis
UNSPSC	12352302

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