- Density: ~ 1,00 g/cm3 r- Solub. in water: (20 ºC): miscibler- Tariff number: 3822 00 00 00r- Applications: analytical chemistry, chromatography.rrSPECIFICATIONSrformic acid content (v/v): 0,093 - 0,107 % rcalcium (Ca): max. 0,5 ppmrmagnesium (Mg): max. 0,5 ppmrpotassium (K): max. 0,5 ppmrsodium (Na): max. 2 ppmrsuitability for use in LC-MS: passes testrrrmaximum peak absorbance:: max. 0,05 AUrrmaximum peak absorbance:: max. 0,01 AUrrwavelength:: T(%) A (AU)r210 nm: 5 % 1,301 AUr230 nm: 45 % 0,347 AUr254 nm: 99 % 0,004 AUrrMicrofiltered through membranes of pore diameter 0,1 µm r