THM reagent 2 solution 330mL HACH2754048 2*557=1114 1064481000 Citrat tri-sodic dihidrat pentru analiza, EMSURE ACS,ISO,Reag. Ph Eur, Merck 1kg 1* 321=321 1097130002 Spectroquant Nitrat 0.10 - 25.0 mg/l NO3-N 0.4 - 110.7 mg/l NO3-, Merck 250/cut 1*1263=1263 1058130050 Magneziu - modificator de matrice pentru cuptor de grafit AAS (Spectroscopie de Absorbtie Atomica) c(Mg) = 10.0 ± 0.2 g/l (Mg(NO3)2 * 6 H2O in HNO3 ca. 17%) Merck 50ml Buc 1*336=336 1072890050 Paladiu - modificator de matrice pentru cuptor de grafit AAS (Spectrometria de Absorbtie Atomica); c(Pd) = 10.0 ± 0.2 g/l (Pd(NO3)2 / HNO3 ca. 15% Merck 50ml 1*499=499 1001030100 Acid amido-sulfuric pentru analiza EMSURE Merck 100g 1**222=222 1197730100 Solutie arsenica standard H3AsO4 in HNO3 0.5 mol/l trasabila NIST 1000 mg/l As Certipur Merck 100ml 1*109=109 1702380100 Sodiu - solutie standard, NaNO3 in HNO3 0.5 mol/l, trasabila NIST, 1000 mg/l Na Certipur, Merck 100mL 1*106=106 1197810100 Solutie standard de fier Fe(NO3)3 in HNO3 0.5 mol/l trasabila NIST 1000mg/l Fe Certipur Merck 100ml 1*106=106 1197890100 Solutie standard de mangan Mn(NO3)2 in HNO3 0.5mol/l trasabila NIST 1000mg/l Mn Certipur Merck 100ml 1*106=106 1197700100 Solutie standard de aluminiu Al(NO3)3 in HNO3 0.5mol/l trasabila NIST 1000mg/l Al Certipur Merck 100ml 1*106=106