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®

2 mol/l 1000 mg/L Au 
100 ml/paket

2 mol/l 1000mg/L Pt 
500 ml/paket

1000 mg Ni
1 ampul/paket

Kadmiyum, Demir, Bakır, Manganez fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket

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

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

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) colour coded: blue, trac eable to NIST and PTB pH 10.00 (25°C) Certipur®

500 - 10000 mg/L; 1.80 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

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

Spectroquant® Move 100 Kalorimetre ve Spectroquant® Multy Kalorimetre için (430 nm, 530 nm, 560 nm, 580 nm, 610 nm ve 660 nm)
1 adet/paket

Merck Certified sec. standard reference buffer solution di-sodium tetraborate decahydrate, directly traceable to primary SRM from NIST/PTB pH(S) = 9.18 (25°C) Certipur®