Merck Buffer solution (citric acid/sodium hydroxide) traceable to SRM from NIST and PTB pH 5.00 (20°C) Certipur®

Merck Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67 (25°C) Certipur®

500 - 10000 mg/L; 2.20 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

Amonyum, klorür, COD, nitrat, fosfat, sülfat fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket

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

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

1000 mg/L PO₄
500 ml/paket

Merck Buffer Solution (boric acid, sodium hydroxide, potassium chloride) traceable to SRM from NIST and PTB pH 11.00 (25°C) Certipur®

Merck di-Sodium oxalate volumetric standard, secondary reference material for redox titration, tra ceable to NIST Standard Reference Material (SRM) Certipur® Reag. USP

H₂O 'da 125 mg/L SO₄
100 ml/paket

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

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

 0.5 mol/l 1000 mg/L Zn
100 ml/paket