Formamide, molecular biology grade

- Synonyms: Methanamide, Methane amide, Carbamaldehyde, Formic acid amider- CH3NOr- M = 45,04 g/molr- CAS [75-12-7]r- EINECS-No.: 200-842-0r- Density: 1,13 g/cm3 r- Solub. in water: (20 ºC): miscibler- Melting point: 2 ºCr- Boiling point: 210 ºC (decomposes)r- Flash pt. 175 ºCr- Ignition temp.: 500 ºCr- Vapour pressure: (20 ºC) 0,08 hPar- Dielectric const.: (25 ºC) 109,5r- LD 50 (oral, rat): 5800 mg/kgr- GHS-signal word: Dangerr- GHS-H sentences: H351 - H373 - H360FDr- GHS-P sentences: P260 - P280 - P308+P313 - P314 - P405 - P501ar- Tariff number: 2924 19 00 90r- Applications: analytical chemistry, laboratory reagent, solvents, chromatography, synthesis of organic products.rrSPECIFICATIONSrassay (as N) : min. 99 %ridentity (IR-spectrum): passes testrdensity (20º/4º): 1,132 - 1,135rabsorbance of an aqueous solution 0,5 M in a 1 cm cell at 260 nm: max. 0,08 AUrabsorbance of an aqueous solution 0,5 M in a 1 cm cell at 270 nm: max. 0,05 AUrabsorbance of an aqueous solution 0,5 M in a 1 cm cell at 280 nm: max. 0,03 AUrheavy metals (as Pb): max. 1 ppmrDNases, RNases, Proteases : non detectedr