Description
Formic acid 98-100%
Formic acid 98-100% for analysis EMSURE® ACS, Reag. Ph Eur. CAS 64-18-6, EC Number 200-579-1, chemical formula HCOOH., for analysis EMSURE® ACS, Reag. Ph Eur
Synonym: Methanoic acid, Formylic acid
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CAS Number 64-18-6
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Molecular Weight 46.03 g/mol
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EC Number 200-579-1
Properties
grade | ACS,Reag. Ph Eur |
bp | 101 °C (1013 hPa) |
expl. lim. | 12 - 38 %(V) |
vapor pressure | 42 hPa (20 °C) |
density | 1.22 g/cm3 (20 °C) |
flash point | 49.5 °C |
mp | 4 °C |
pH | 2.2 (10 g/l, Hâ‚‚O, 20 °C) |
shipped in | ambient |
storage temp. | Store at +15°C to +25°C. |
specifications | Assay (alkalimetric): ≥ 98.0 % |
Colour: ≤ 10 Hazen | |
Acetic acid (CH₃COOH): ≤ 500 ppm | |
Chloride (Cl): ≤ 5 ppm | |
Sulphate (SOâ‚„): ≤ 5 ppm | |
Sulfite (SO₃): ≤ 10 ppm | |
Heavy metals (as Pb): ≤ 10 ppm | |
Ag (Silver): ≤ 0.020 ppm | |
Al (Aluminium): ≤ 0.050 ppm | |
Ba (Barium): ≤ 0.050 ppm | |
Be (Beryllium): ≤ 0.020 ppm | |
Bi (Bismuth): ≤ 0.10 ppm | |
Ca (Calcium): ≤ 0.20 ppm | |
Cd (Cadmium): ≤ 0.050 ppm | |
Co (Cobalt): ≤ 0.020 ppm | |
Cr (Chromium): ≤ 0.050 ppm | |
Cu (Copper): ≤ 0.020 ppm | |
Fe (Iron): ≤ 2.0 ppm | |
Ge (Germanium): ≤ 0.050 ppm | |
K (Potassium): ≤ 0.10 ppm | |
Li (Lithium): ≤ 0.020 ppm | |
Mg (Magnesium): ≤ 0.50 ppm | |
Mn (Manganese): ≤ 0.050 ppm | |
Mo (Molybdenum): ≤ 0.020 ppm | |
NHâ‚„ (Ammonium): ≤ 10 ppm | |
Na (Sodium): ≤ 0.50 ppm | |
Ni (Nickel): ≤ 0.050 ppm | |
Pb (Lead): ≤ 0.020 ppm | |
Sr (Strontium): ≤ 0.020 ppm | |
Ti (Titanium): ≤ 0.10 ppm | |
Tl (Thallium): ≤ 0.050 ppm | |
V (Vanadium): ≤ 0.050 ppm | |
Zn (Zinc): ≤ 0.050 ppm | |
Zr (Zirconium): ≤ 0.10 ppm | |
Evaporation residue: ≤ 10 ppm | |
Dilution test: passes test | |
ACS, Ph Eur-Reagent Expiry date : see product label |