906735

Potassium persulfate

free-flowing, Redi-Dri^™, ACS reagent, ≥99.0%

• Synonym(s): Potassium peroxodisulfate
• Linear Formula: K₂S₂O₈
• CAS Number: 7727-21-1
• Molecular Weight: 270.32
• MDL number: MFCD00011386
• UNSPSC Code: 12352120
• NACRES: NA.21

Properties

• grade: ACS reagent
• vapor density: 9.3 (vs air)
• product line: Redi-Dri^™
• assay: ≥99.0%
• form: powder
• pH: 2.5-4.5 (25 °C, 27 g/L)
• cation traces: Fe: ≤5 ppm; Mn: ≤2 ppm; heavy metals: ≤0.001%
• SMILES string: [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O
• 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

Description

Application

Redi-Dri^™ is an innovative packaging product line that helps eliminate clumping material by adding extra packaging process steps without any chemical additives, anti-clumping agents, or hydrophobic compounds. Redi-Dri^™ offers a more convenient and safer way to handle the products.

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety Information

• pictograms: GHS03,GHS08,GHS07
• signalword: Danger
• hcodes: H272,H302,H315,H317,H319,H334,H335
• pcodes: P210 - P220 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 3 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 5.1B - Oxidizing hazardous materials
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable