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1.00264 Supelco

Formic acid 98-100%

for analysis EMSURE® ACS,Reag. Ph Eur

Synonym: Formic acid, Methanoic acid, Formylic acid

  • CAS Number 64-18-6

  • Linear Formula HCOOH

  • Molecular Weight 46.03

  •  Beilstein/REAXYS Number 1209246

  •  MDL number MFCD00003297

  •  EC Index Number 200-579-1

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Properties

Quality Level   300
grade   ACS reagent
  Reag. Ph. Eur.
vapor density   1.6 (vs air)
vapor pressure   44.8 mmHg ( 20 °C)
autoignition temp.   1004 °F
expl. lim.   12-38 % (v/v)
  57 %
refractive index   n20/D 1.370 (lit.)
pH   2.2 (20 °C, 10 g/L in H2O)
bp   100-101 °C (lit.)
  101 °C/1013 hPa
mp   8.2-8.4 °C (lit.)
transition temp   flash point 49.5 °C
density   1.22 g/mL at 25 °C (lit.)
SMILES string   OC=O
InChI   1S/CH2O2/c2-1-3/h1H,(H,2,3)
InChI key   BDAGIHXWWSANSR-UHFFFAOYSA-N
storage conditions   Store at +15°C to +25°C.

Description

General description

for analysis EMSURE® ACS,Reag. Ph Eur

Analysis Note

Assay (alkalimetric)≥ 98.0 %Color≤ 10 HazenAcetic acid (CH₃COOH)≤ 500 ppmChloride (Cl)≤ 5 ppmSulfate (SO₄)≤ 5 ppmSulfite (SO₃)≤ 10 ppmHeavy metals (as Pb)≤ 10 ppmAg (Silver)≤ 0.020 ppmAl (Aluminium)≤ 0.050 ppmBa (Barium)≤ 0.050 ppmBe (Beryllium)≤ 0.020 ppmBi (Bismuth)≤ 0.10 ppmCa (Calcium)≤ 0.20 ppmCd (Cadmium)≤ 0.050 ppmCo (Cobalt)≤ 0.020 ppmCr (Chromium)≤ 0.050 ppmCu (Copper)≤ 0.020 ppmFe (Iron)≤ 2.0 ppmGe (Germanium)≤ 0.050 ppmK (Potassium)≤ 0.10 ppmLi (Lithium)≤ 0.020 ppmMg (Magnesium)≤ 0.50 ppmMn (Manganese)≤ 0.050 ppmMo (Molybdenum)≤ 0.020 ppmNH₄ (Ammonium)≤ 10 ppmNa (Sodium)≤ 0.50 ppmNi (Nickel)≤ 0.050 ppmPb (Lead)≤ 0.020 ppmSr (Strontium)≤ 0.020 ppmTi (Titanium)≤ 0.10 ppmTl (Thallium)≤ 0.050 ppmV (Vanadium)≤ 0.050 ppmZn (Zinc)≤ 0.050 ppmZr (Zirconium)≤ 0.10 ppmEvaporation residue≤ 10 ppmDilution testpasses testACS, Ph Eur-Reagent
Expiry date : see product label

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