SGA HD_Furnizare reactivi de laborator :
1. Acid azotic extrapur, 65 % - pentru dizolvarea metalelor, ambalaj producator flacon sticla, 1 litru, Merck, 1004431000 Acid azotic 65% EMPLURA® ;
2. Hidrogenoftalat de potasiu ambalaj producator flacon sticla, 80 grame, Certi PUR, 100%, Merck 1024000080 80 g Merck 1 521.28 521.28 Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, tracea...
SGA HD_Furnizare reactivi de laborator :
1. Acid azotic extrapur, 65 % - pentru dizolvarea metalelor, ambalaj producator flacon sticla, 1 litru, Merck, 1004431000 Acid azotic 65% EMPLURA® ;
2. Hidrogenoftalat de potasiu ambalaj producator flacon sticla, 80 grame, Certi PUR, 100%, Merck 1024000080 80 g Merck 1 521.28 521.28 Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP. CAS 877-24-7, pH 4 ;
3. Hexacianoferat (III) de potasiu,ambalaj producator flacon 100 g, P.A. for analysis, Merck 1049730100 100 g Merck 1 Hexacianoferat(III)de potasiu pentru analiza, EMSURE® ACS,Reag. Ph Eur.