Reactivi de laborator

1 Solutie standard de amoniu NH₄Cl in H₂O trasabila NIST 1000 mg/l NH₄ Certipur®, 1198120500 136 lei / 500 ml 2 Solutie standard de azotat NaNO₃ in H₂O trasabila NIST 1000 mg/l NO₃ Certipur®,1198110500 136 lei / 500 ml 3 Fosfat diacid de potasiu pentru analiza, EMSURE® ISO, 1048730250 93 lei / 250 g 4 Soluţie tampon (acid citric/sodă caustică/acid clorhidric), trasabil la SRM de la NIST şi PTB pH 2.00 (25°C) Certipur®, 1094420500 109 lei / 500 ml 5 Conductivity standard, 1413 µS/cm (25 °C), KCl 0,01 mol/l, Scharlab PA01010500 160 lei / 500 ml 6 Cromat de potasiu pentru analiza, EMSURE® ACS,Reag. Ph Eur – se supune Regulamentului Reach, Art. 56, 1049520250 201 lei/ 250 g 7 Nitrate PP; HR, MR; 100/pkg NitraVer 5; 25 ml sample; (Cd-Red) 1403499 415 lei / 100 /pk 1 415 lei 8 Nitrit; PP; 0-0.50 mg/l; 100/pkg NitriVer® 3; 10 ml sample; (Cd-Red) 2107169 232 lei / 100 /pk 2 464 lei 9 Reactiv pentru fier FerroVer, PP, 10 ml, 100/pachet, domeniul 0.02 la 3.00 mg/L 2105769 135 lei / 100 /pk 2 270 lei 10 Ascorbic Acid Powder Pillows, pk/100 1457799 150 lei / 100 /pk 2 300 lei 11 Alkaline Cyanide Reagent, 50 mL SCDB 2122326 111 lei / 50 ml 2 222 lei 12 PAN Indicator Solution, 0.1%, 50 mL SCDB 2122426 111 lei / 50 ml 3 333 lei Pret Total fara TVA: 2839 Lei