Merck Iron ICP standard traceable to SRM from NIST Fe(NO ) in HNO 2-3% 1000 mg/l Fe Certipur®

1000 mg/I Mo
100 ml/paket

0.5 mol/l 1000 mg/L Ag 
100 ml/paket

Merck Certified sec. standard reference buffer solution potassium dihydrogen phosphate/di- sodium hydrogen phosphate, directly traceable to primary SRM from NIST/PTB pH(S) = 6.86 (25°C) Certipur®

Merck Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10 x pH .700 (phosphate) 10 x pH 10.00 (borate) pH 4.01/pH 7.00/pH 10.00(25°C) Certipur®

Merck Sodium ICP standard traceable to SRM from NIST NaNO in HNO 2-3% 10000 mg/l Na Certipur®

Merck Manganese ICP standard traceable to SRM from NIST Mn(NO ) in HNO 2-3% 10000 mg/l Mn Certipur®

H₂O 'da 25.0 mg/L TOC
100 ml/paket

Merck Aluminium ICP standard traceable to SRM from NIST Al(NO ) in HNO 2-3% 1000 mg/l Al Certipur®

Merck Potassium dihydrogen phosphate/ di-sodium hydrogen phosphate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=6.86 /pH(S)=7.41 (25°C) Certipur®

Merck Buffer Solution (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tr aceable to NIST and PTB pH 10.00 (20°C) Certipur®

Merck Ytterbium ICP standard traceable to SRM from NIST Yb O in HNO 2-3% 1000 mg/l Yb Certipur®

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