Solventi conform ADV1189669: Cod produs Denumire produs UM Cant Pret unitar LEI fara TVA Pret total LEI fara TVA 34966-2.5L "Methanol CHROMASOLV™ LC-MS CAS Numbers 67-56-1 Assay (GC) min. 99.90 % Silver (Ag) max. 0.1 ppm Aluminium (Al) max. 0.5 ppm Barium (Ba) max. 0.1 ppm Calcium (Ca) max. 0.1 ppm Cadmium (Cd) max. 0.05 ppm Cobalt (Co) max. 0.02 ppm Chromium (Cr) max. 0.02 ppm Copper (Cu) max. 0.01 ppm Iron (Fe) max. 0.1 ppm Potassium (K) max. 0.1 ppm Magnesium (Mg) max. 0.1 ppm Manganese (Mn) max. 0.01 ppm Sodium (Na) max. 0.1 ppm Density 0.79 g/cm3 (20 °C) Molar Mass 32.04 g/mol Producator Riedel-de Haën" 2.5 L 25 123.30 3082.50 34488-2.5L "Dichloromethane CHROMASOLV™, for pesticide residue analysis CAS Numbers 513-35-9, 75-09-2 Assay (GC) min. 99.8 % Water (Karl Fischer) max. 0.02 % Vapor Pressure 24.45 psi ( 55 °C) Boiling Point/Range 39-41 °C (1.013 hPa) Density 1.32-1.33 g/cm3 (20 °C) Solubility in Water 20.0 g/l (20 °C) Producator Riedel-de Haën" 2.5 L 1 174.19 174.19 79606-500ML "Phosphoric acid for HPLC, 85-90% Assay 85.0 - 90.0 % Density (D 20/4) 1.680 - 1.720 Absorbance at 210 nm max. 0.07 Absorbance at 220 nm max. 0.06 Absorbance at 230 nm max. 0.05 Absorbance at 250 nm max. 0.04 Absorbance 500 nm max. 0.02 Vapor Pressure 5 mmHg ( 25 °C) Producator Fluka" 500 ML 3 286.41 859.23-pozitiile 4,7 si 11(cant.3) din oferta