Potassium pyrophosphate, anhydrous, 96% min

Description

CAS: 7320-34-5 | K4O7P2 | 330.33 g/mol

Used in food industry. It is used for cyanide free electroplating, metal cleaning. It is used as a buffer, dye, dispersant and high capability detergent.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 7320-34-5
• Molecular Formula: K4O7P2
• Molecular Weight (g/mol): 330.33
• MDL Number: MFCD00011393
• InChI Key: RYCLIXPGLDDLTM-UHFFFAOYSA-J
• Synonym: potassium pyrophosphate, potassium diphosphate, tkpp, tetrapotassium diphosphate, tetrapotassium pyrophosphate, diphosphoric acid, tetrapotassium salt, tetrapotassium diphosphorate, unii-b9w4019h5g, pyrophosphoric acid, tetrapotassium salt, tetrapotassium phosphonato phosphate
• PubChem CID: 23740
• IUPAC Name: tetrapotassium;phosphonato phosphate
• SMILES: [K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O

• Boiling Point: (decomposition)
• Melting Point: 1090°C
• Color: White
• Physical Form: Granules
• Quantity: 1 kg
• Linear Formula: K₄P₂O₇
• Merck Index: 14,7663
• Solubility Information: Very soluble in water. Insoluble in ethyl alcohol.
• Formula Weight: 330.34
• Percent Purity: ≥96%
• Sensitivity: Hygroscopic
• Density: 2.33 g/mL
• Chemical Name or Material: Potassium pyrophosphate, Anhydrous

Safety and Handling

Hazard Category	H319
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P264b-P280i-P305+P351+P338
EINECSNumber	230-785-7
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only