Azot (toplam) standart çözeltisi CRM

Merck Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of electrolytic conductivity (c=0. 001 mol/l) Certipur®

H₂O 'da 12.0 mg/L NH₄-N
100 ml/paket

0.5 mol/l 1000 mg/L Mn
500 ml/paket

0.5 mol/l 1000 mg/L As
100 ml/paket

Merck Sulfur ICP standard traceable to SRM from NIST H SO in H O 10000 mg/l S Certipur®

Merck Calcium ICP Standard traceable to SRM from NIST Ca(NO ) in HNO 2-3% 1000 mg/l Ca Certipur®

2 mol/l 1000 mg/L Sn
100 ml/paket

2 mol/l 1000 mg/L Hg
100 ml/paket

Merck Buffer Solution (di-sodium hydrogen phosphate/sodium hydroxide) traceable to SRM from NIST und PTB pH 12.00 (25°C) Certipur®

0.5 mol/l 1000 mg/L Cd 
500 ml/paket

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 3.00 (20°C) Certipur®

Merck Selenium standard solution traceable to SRM from NIST SeO in HNO 0.5 mol/l 1000 mg/l Se Certipur®