27.1 Solutii calibrare pHmetru pH=4,0, pH=7,0 Consort 500ml 3 Coloured buffer, pH 4.00, for calibration of pH electrodes, accuracy: +/- 0.02 Ph CONSB504 CONSORT 84.65 253.94 27.2 3 Coloured buffer pH 7.00, for calibration of pH electrodes, accuracy: +/- 0.02 Ph CONSB507 CONSORT 84.65 253.94 28 Solutie de calibrare Conductometru 0,01 M KCl 500ML 1 Conductivity standard 1413 µS/cm (25 °C; KCl) CONSB560 CONSORT 89.10 89.10 29 ...

27.1 Solutii calibrare pHmetru pH=4,0, pH=7,0 Consort 500ml 3 Coloured buffer, pH 4.00, for calibration of pH electrodes, accuracy: +/- 0.02 Ph CONSB504 CONSORT 84.65 253.94 27.2 3 Coloured buffer pH 7.00, for calibration of pH electrodes, accuracy: +/- 0.02 Ph CONSB507 CONSORT 84.65 253.94 28 Solutie de calibrare Conductometru 0,01 M KCl 500ML 1 Conductivity standard 1413 µS/cm (25 °C; KCl) CONSB560 CONSORT 89.10 89.10 29 Solutii de calibrare turbidimetru portabil - 2100 QIS Hach set 1 Stablcal® standard calibration kit for model 2100Q ; 100 NTU,800 NTU,10 NTU,20 NTU ; Bottle 4× 100 ml ; HACH2971210 HACH 1326.60 1326.60 30 Solutii de calibrare turbidimetru portabil - WTV-TURB 355 IR/T set 1 Calibration set (0,02 ; 10 ; 1000 NTU) with cleaning tissues and indexing rings ; COD - 600 547 705-0720 WTW 1591.92 1591.92 34 Solutie standard Conductivitate de 133 µS/cm, 0,001 M KCl Material de Referinta 500ML 1 Conductivity standard solutions ; Conductivity standard 147 µS/cm (25 °C) ; Plastic bottle ; 500 ml ; 84132.260P VWR CHEMICALS 80.24 80.24 35 Solutie standard Turbiditate de 10 NTU Material de Referinta 500ML 1 Turbidity standards, formazin ; 10 NTU ; Formazin ; Glass bottle ; 500 ml 88233.270P VWR CHEMICALS 416.02 416.02 36 Solutie standard Azotiti 1000 mg/l Material de Referinta, Certipur, Merck 500ML 1 Solutie standard de azotit NaNO₂ in H₂O trasabila NIST 1000 mg/l NO₂ Certipur® 1198990500 MERCK 146.64 146.64

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