Merck Buffer solution (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (25°C) Certipur®

Merck Potassium ICP standard traceable to SRM from NIST KNO in HNO 2-3% 1000 mg/l K Certipur®

Merck Tellurium standard solution traceable to SRM from NIST H TeO in HNO 0.5 mol/l 1000 mg/l Te Certipur®

Merck Water standard 1% Certified Reference Material for Karl Fischer Titration 1 g 10 mg H O Aquastar®

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

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

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur®

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

Merck Buffer solutions traceable to SRM from NIST and PTB 10 x pH 4.01 (phthalate) 10 x pH 7.00 (phosphate) 10 x pH 9.00 (borate) pH 4.01/pH 7.00/pH 9.00 (25°C) Certipur®

Merck Nickel standard solution traceable to SRM from NIST Ni(NO ) in HNO 0.5 mol/l 1000 mg/l Ni Certipur®

0.5 mol/l 1000 mg/L Cd 
500 ml/paket

1000 mg/L CN
500 ml/paket

H₂O 'da 6.00 mg/l NH₄-N
100 ml/paket