DA40820624 – Pachet reactivi PN V

1 Amoniu-solutie standard MRC, 0,25 mg/l NH4 in apa, trasabil la NIST, Merck sau echivalent 1322270100 Ammonium Standard Solution traceable to SRM from NIST 0.250 mg/l NH₄ in H₂O flacon 100 ml 1 x 282.26 = 282.26 2 Nitrit-solutie standard MRC, 0,2 mg/l NO2, in apa, trasabil la NIST, Merck sau echivalent 1250410100 "Nitrite Standard Solution traceable to SRM from NIST 0.200 mg/L NO2-N in H2O" flacon 100 ml 1 x 237.89 = 237.89 3 Nitrit solutie standard MR, 1000mg/l NO2 in apa, trasabil la NIST, Merck sau echivalent 1046590500 "Nitrite standard solution certified reference material, 1000 mg/L (NO2), traceable to SRM from NIST NaNO2 in H2O, Certipur®" flacon 500 ml 1 x 354.94 = 354.94 4 CombiChek 20, pentru verificarea calitatii metodelor spectrofotometrice (nitrati, sulfati etc) 1146750001 CombiCheck 20 standard solution photometric, Spectroquant®; specific analyte(s): ammonium, chloride, nitrate, phosphate, sulfate bucata 1 x 480.5 = 480.50 5 Nitrat -solutie standard MRC trasabila la SRM -NIST, 10mg/l NO3 Certipur, Merck sau echivalent 1322410100 "Nitrate Standard Solution traceable to SRM from NIST 10.0 mg/l NO3 in H2O 2.26 mg/l NO3-N in H2O" flacon 100 ml 1 x 240.72 = 240.72 6 Nitrat -solutie standard MRC, 1000mg/l NO3 traceCert, Merck sau echivalent 1046130500 "Nitrate standard solution certified reference material, 1000 mg/L (NO3), traceable to SRM from NIST NaNO3 in H2O, Certipur®" flacon 500 ml 1 x 354.94 = 354.94 7 Solutie standard de calciu trasabila la SRM -NIST, Ca(NO3)2 in HNO3 1000mg/l Ca, Merck sau echivalent 1197780500 "Calcium standard solution traceable to SRM from NIST Ca(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Ca Certipur®" flacon 500 ml 1 x 190.69 = 190.69 1 (8) Solutie standard de calciu trasabila la SRM -NIST, Ca(NO3)2 in HNO3 1000mg/l Ca, Tracecert, Merck sau echivalent 39865-100ML "Calcium Standard for IC TraceCERT®, 1000 mg/L Ca2+ in nitric acid (nominal concentration), 100ml" 100ml 1 x 210.24 = 210.24 9 Sare de sodiu si magneziu a EDTA (C10H12N2O8Na2Mg ) p.a., continut min. 98 % 317810-50G "Ethylenediaminetetraacetic acid disodium magnesium salt hydrate 99%, Linear Formula: (NaOOCCH2)2NCH2CH2N(CH2COO)2Mg · xH2O Molecular Weight: 358.50 (anhydrous basis)" flacon 25g 1 x 320.02 = 320.02 10 clorura de amoniu p.a., Merck sau echivalent 1011450500 "Ammonium chloride for analysis EMSURE® ACS,ISO,Reag. Ph Eur, 500g" flacon 500g 1 x 199.18 = 199.18 11 solutie Titriplex III 0,1 mol/l,TITRIPUR, trasabila la PTB si NIST,Certipur, Merck sau echivalent 1084311000 "Titriplex® III solution c(Na-EDTA 2 HO) = 0.1 mol/l, EDTA disodium salt solution, reag. Ph. Eur., ready-to-use for metal titration, Titripur®, Traceability NIST SRM, 1L" flacon 1000 ml 1 x 202.96 = 202.96 12 solutie de amoniac 25%, p.a.Merck sau echivalent 1054321011 "Ammonia solution 25%, for analysis EMSURE® ISO,Reag. Ph Eur, 1L" flacon 1000 ml 1 x 107.62 = 107.62 13 Amidon solubil p.a. Merck sau echivalent 1012520250 "Starch, soluble ACS reagent, 250g sau Starch soluble GR for analysis ISO, 250g" flacon 250 g 1 x 430.46 = 430.46 14 Solutie tiosulfat de sodiu 0,1 N, Titripur 1091471000 "Sodium thiosulfate solution c(Na₂S₂O3 5 H₂O) = 0.1 mol/l (0.1 N), reag. Ph. Eur., reag. USP, ready-to-use volumetric solution for titration, Titripur®, 1L" flacon 1000 ml 1 x 167.09 = 167.09 15 Iodat de potasiu, trasabil la NIST, Merck sau echivalent 1024040100 "Potassium iodate volumetric standard, secondary reference material for iodometry, traceable to NIST SRM Certipur®, 100g" flacon 100 g 1 x 615.49 = 615.49 16 Iodura de potasiu p.a Merck sau echivalent 1050430250 "Potassium iodide for analysis EMSURE® ISO,Reag. Ph Eur, 250g" flacon 250g 2 x 627.76 = 1,255.52 17 Solutie permanganat de potasiu 0,1N Titripur 1091221000 Potassium permanganate solution c(KMnO4) = 0.02 mol/L (0.1N), standardized with oxalate, reag. USP, ready-to-use for titration, Titripur®, 1L flacon 1000 ml 1 x 301.14 = 301.14 18 Sulfat de sodiu anhidru granulat pentru analiza urmelor organice, Merck sau echivalent 1066390500 "Sodium sulfate anhydrous granulated for organic trace analysis EMSURE®, 500g" 500g 1 x 236.94 = 236.94 19 Hexan ≥98% (GC), suitable for GC/MS, SupraSolv 1007952500 "Hexane ≥98% (GC), suitable for GC/MS, SupraSolv®, 2,5L" 2,5 L 2 x 326.25 = 652.50 20 Metanol MS suitable for GC/MS, SupraSolv 1008372500 "Methanol 99% (GC), suitable for GC/MS, SupraSolv®m, 2,5L" 2,5 L 1 x 190.81 = 190.81 21 Diclormetan GC/MS SupraSolv 1006682500 "Dichloromethane for gas chromatography MS SupraSolv®" 2,5 L 1 x 561.68 = 561.68