Potassium Persulfate, For Mercury, Metals, Certified, 4.5% to 5.0% (w/v), LabChem™

Catalog No.	Quantity
LC200801	500 mL
LC200802	1 L

Catalog No. LC200801 Supplier LabChem, Inc. Supplier No. LC200801

Specifications

Chemical Identifiers

• CAS: 7727-21-1 , 7732-18-5
• Molecular Formula: K2O8S2
• Molecular Weight (g/mol): 270.309
• InChI Key: USHAGKDGDHPEEY-UHFFFAOYSA-L
• Synonym: potassium persulfate, anthion, potassium peroxydisulfate, potassium peroxodisulfate, dipotassium peroxydisulfate, potassium peroxydisulphate, dipotassium persulfate, caswell no. 700, dipotassium peroxodisulphate, unii-6b86k0mczc
• PubChem CID: 24412
• IUPAC Name: dipotassium;sulfonatooxy sulfate
• SMILES: [O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+].[K+]

• Color: Colorless
• CAS Max %: 95.3, 4.7
• Linear Formula: K₂S₂O₈
• Density: 1.05g/mL
• Solubility Information: Soluble in water
• Formula Weight: 270.32
• Percent Purity: 4.5 to 5.0% (w/v)
• Grade: Certified
• Identification: Passes Test
• Packaging: Amber Glass
• Specific Gravity: 1.05g/mL
• Traceability to NIST: Traceable to NIST
• Decomposition Information: Oxygen; Sulfur compounds
• Quantity: 500 mL
• Physical Form: Liquid
• Chemical Name or Material: Potassium Persulfate, For Mercury, Metals

Safety and Handling

Hazard Category	Danger
Hazard Statement	GHS H Statement May cause an allergic skin reaction. May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Precautionary Statement	GHS P Statement Avoid breathing mist. Wear protective gloves, protective clothing, eye protection, face protection. Wear respiratory protection. If on skin: Wash with plenty of soap and water. Take off contaminated clothing and wash it before reuse. If skin irritation occurs: Get medical advice/attention. If inhaled: Remove person to fresh air and keep comfortable for breathing. If experiencing respiratory symptoms: Call a poison center/doctor. Dispose of contents/container to comply with local, state and federal regulations.
Recommended Storage	Room Temperature