Trifluoroacetic acid

• Catalog No.: 40967
• CAS Number: 76-05-1
• M. F.: C2HF3O2
• M. W.: 114.0233496
• Purity: ≥99.0% (GC)

SYNONYMS

• Title: 三氟乙酸
• IUPAC name: trifluoroacetic acid
• IUPAC Traditional name: trifluoroacetic acid
• Synonyms: TFA

DATABASE IDS

• MDL Number: MFCD00004169
• EC Number: 200-929-3
• Beilstein Number: 742035
• CAS Number: 76-05-1
• PubChem SID: 24865666

PROPERTIES

• Cation Traces: Sr: ≤0.02 mg/kg
• Cation Traces: Tl: ≤0.05 mg/kg
• Cation Traces: Zn: ≤0.05 mg/kg
• Grade: eluent additive for LC-MS
• Impurities: ≤0.05% water
• λ: in H2O, 1 cm path
• Linear Formula: CF3COOH
• Purity: ≥99.0% (GC)
• Shelf Life: (limited shelf life, expiry date on the label)
• Suitability: passes test for LC-MS
• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Antion Traces: sulfite (SO32-): ≤10 mg/kg
• Cation Traces: Ag: ≤0.02 mg/kg
• Cation Traces: Al: ≤0.05 mg/kg
• Cation Traces: Ba: ≤0.05 mg/kg
• Cation Traces: Bi: ≤0.1 mg/kg
• Cation Traces: Ca: ≤0.2 mg/kg
• Cation Traces: Cd: ≤0.05 mg/kg
• Cation Traces: Co: ≤0.02 mg/kg
• Cation Traces: Cr: ≤0.05 mg/kg
• Cation Traces: Cu: ≤0.02 mg/kg
• Cation Traces: Fe: ≤0.3 mg/kg
• Cation Traces: K: ≤0.1 mg/kg
• Cation Traces: Li: ≤0.02 mg/kg
• Cation Traces: Mg: ≤0.5 mg/kg
• Cation Traces: Mn: ≤0.05 mg/kg
• Cation Traces: Mo: ≤0.02 mg/kg
• Cation Traces: NH4+: ≤10 mg/kg
• Cation Traces: Na: ≤0.5 mg/kg
• Cation Traces: Ni: ≤0.05 mg/kg
• Cation Traces: Pb: ≤0.02 mg/kg
• Absorption Wavelength: λ: 260 nm Amax: 0.9
• Absorption Wavelength: λ: 270 nm Amax: 0.1
• Absorption Wavelength: λ: 280 nm Amax: 0.05
• Absorption Wavelength: λ: 290 nm Amax: 0.04
• Absorption Wavelength: λ: 300 nm Amax: 0.03
• Absorption Wavelength: λ: 320 nm Amax: 0.025
• Boiling Point: 72.4 °C(lit.)
• Density: 1.489 g/mL at 20 °C(lit.)
• Melting Point: -15.4 °C(lit.)
• Refractive Index: n20/D 1.3(lit.)
• Vapor Density: 3.9 (vs air)
• Vapor Pressure: 97.5 mmHg ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H314-H332-H412
• 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: P273-P280-P305 + P351 + P338-P310
• RID/ADR: UN 2699 8/PG 1
• Risk Statements: 20-35-52/53
• RTECS: AJ9625000
• Safety Statements: 9-26-27-28-45-61
• Hazard Class: 8
• UN Number: 2699
• Packing Group: 1
• German water hazard class: 2

DETAILS

Description (English)

Other Notes
The effect of changing the direction of TFA delivery when sequencing proteins or peptides from PVDF membranes1.

Description (简体中文)

Other Notes
在对 PVDF 膜的蛋白质或肽进行测序时,影响 TFA 输送方向的改变1。