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1.11670 Supelco

Formic acid 98-100%

Suprapur®

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

Related Categories Analytical Reagents, Analytical/Chromatography, IR Spectroscopy Solvents, Infrared (IR) Spectroscopy, Spectroscopy More...
Quality Level   100
grade   for inorganic trace analysis
vapor density   1.6 (vs air)
vapor pressure   44.8 mmHg ( 20 °C)
assay   ≥98% (acidimetric)
  98-100%
form   liquid
autoignition temp.   1004 °F
expl. lim.   12-38 % (v/v)
  57 %
application(s)   mass spectroscopy (MS): suitable
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.)
anion traces   chloride (Cl-): ≤1000 ppb
  phosphate, phosphite (as PO43-): ≤100 ppb
  sulfate, sulfite (as SO42-): ≤500 ppb
cation traces   Ag: ≤0.5 ppb
  Al: ≤5 ppb
  As: ≤1 ppb
  Au: ≤0.5 ppb
  Ba: ≤1 ppb
  Be: ≤0.5 ppb
  Bi: ≤0.5 ppb
  Ca: ≤10 ppb
  Cd: ≤0.5 ppb
  Co: ≤0.5 ppb
  Cr: ≤1 ppb
  Cu: ≤1 ppb
  Fe: ≤5 ppb
  Ga: ≤0.5 ppb
  Ge: ≤0.5 ppb
  Hg: ≤1 ppb
  In: ≤0.5 ppb
  K: ≤5 ppb
  Li: ≤0.5 ppb
  Mg: ≤2 ppb
  Mn: ≤0.5 ppb
  Mo: ≤0.5 ppb
  Na: ≤5 ppb
  Ni: ≤1 ppb
  Pb: ≤1 ppb
  Pd: ≤1 ppb
  Pt: ≤1 ppb
  Sb: ≤1 ppb
  Sn: ≤0.5 ppb
  Sr: ≤0.5 ppb
  Ti: ≤0.5 ppb
  Tl: ≤0.5 ppb
  U: ≤0.5 ppb
  V: ≤0.5 ppb
  Zn: ≤5 ppb
  Zr: ≤0.5 ppb
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

Linkage

Replaces: 11670-1; 11670

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Supplemental Hazard Statements 
EUH071
WGK Germany 
WGK 1
Flash Point(F) 
121.1 °F - closed cup
Flash Point(C) 
49.5 °C - closed cup
Protocols & Articles

Articles

Proper mobile phase preparation to minimize contaminants

Mobile phase components (water, solvents and buffers) are not only used for making mobile phase but also for preparation of samples, standards and blanks as well as rinsing of bottles and vials and h...
Keywords: Buffers, Chromatography, Evaporation, High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Molecular biology, Precipitation, Purification, Reductions, Separation, Solvents, Titrations

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