Trifluoroacetic acid - 40967
Code: 40967
Trifluoroacetic acid
Eluent additive for LC-MS
TFA
Eluent additive for LC-MS
CAS Number: 76-05-1
Linear Formula: CF3COOH
Molar Mass: 114.02 g/mol
Beilstein Registry Number: 742035
EC Number: 200-929-3
MDL Number: MFCD00004169
| Property |
Value |
| Assay (GC) |
min. 99.0 % |
| Water (Karl Fischer) |
max. 0.05 % |
| Silver (Ag) |
max. 0.02 ppm |
| Aluminium (Al) |
max. 0.05 ppm |
| Barium (Ba) |
max. 0.05 ppm |
| Bismuth (Bi) |
max. 0.1 ppm |
| Calcium (Ca) |
max. 0.2 ppm |
| Cadmium (Cd) |
max. 0.05 ppm |
| Cobalt (Co) |
max. 0.02 ppm |
| Chromium (Cr) |
max. 0.05 ppm |
| Copper (Cu) |
max. 0.02 ppm |
| Iron (Fe) |
max. 0.3 ppm |
| Potassium (K) |
max. 0.1 ppm |
| Lithium (Li) |
max. 0.02 ppm |
| Magnesium (Mg) |
max. 0.5 ppm |
| Manganese (Mn) |
max. 0.05 ppm |
| Molybdenum (Mo) |
max. 0.02 ppm |
| Sodium (Na) |
max. 0.5 ppm |
| Nickel (Ni) |
max. 0.05 ppm |
| Lead (Pb) |
max. 0.02 ppm |
| Strontium (Sr) |
max. 0.02 ppm |
| Thallium (Tl) |
max. 0.05 ppm |
| Zinc (Zn) |
max. 0.05 ppm |
| Chloride (Cl) |
max. 50 ppm |
| Sulfate (SO4) |
max. 50 ppm |
| Sulfite (SO3) |
max. 10 ppm |
| Ammonium (NH4) |
max. 10 ppm |
| Suitability for the LC-MS |
complying |
| Absorbance at 320 nm |
max. 0.025 |
| Absorbance at 300 nm |
max. 0.03 |
| Absorbance at 290 nm |
max. 0.04 |
| Absorbance 280 nm |
max. 0.05 |
| Absorbance at 270 nm |
max. 0.1 |
| Absorbance at 260 nm |
max. 0.9 |
| Property |
Value |
| Refractive Index |
n20/D 1.3(lit.) |
| Vapor Density |
3.9 (vs air) |
| Vapor Pressure |
97.5 mmHg ( 20 °C) |
| Boiling point |
72 °C |
| Freezing point |
-15 °C |
| Density |
1.48 g/cm3 |
