Hydrofluoric acid

• Catalog No.: 47610
• CAS Number: 7664-39-3
• M. F.: FH
• M. W.: 20.0063432
• Purity: 71-75% (T)

SYNONYMS

• Title: 氢氟酸
• IUPAC name: hydrogen fluoride
• IUPAC Traditional name: hydrogen fluoride
• Synonyms: HF

DATABASE IDS

• PubChem SID: 24871207
• CAS Number: 7664-39-3
• MDL Number: MFCD00011346

PROPERTIES

• Antion Traces: hexafluorosilicate (SiF62-): ≤10000 mg/kg
• Antion Traces: sulfate (SO42-): ≤1000 mg/kg
• Empirical Formula (Hill Notation): HF
• Grade: technical
• Purity: 71-75% (T)
• Density: 1.15 g/mL at 25 °C(lit.)
• Vapor Density: 1.27 (vs air)
• Vapor Pressure: 25 mmHg ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H300-H310-H314-H330
• European Hazard Symbols: Highly toxic (T+)
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P260-P264-P280-P284-P301 + P310-P302 + P350
• RID/ADR: UN 1790 8/PG 1
• Risk Statements: 26/27/28-35
• RTECS: MW7875000
• Safety Statements: 7/9-26-36/37-45
• Hazard Class: 8
• UN Number: 1790
• Packing Group: 1
• German water hazard class: 2

DETAILS

Description (English)

Caution
To avoid longer storage, may discolor on storage

Description (简体中文)

Caution
储存时可能变色，避免长期储存