Merck Buffer solution (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (20°C) Certipur®

H₂O 'da 1.00 mg/l NH₄-N
100 ml/paket

0.5 mol/l 1000 mg/L Al 
100 ml/paket

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

Merck Buffer solution (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®

100 - 1500 mg/L; 2.30 ml her bir ölçüm için Spectroquant®
1 adet/paket 495 ml

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

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

Merck Mercury ICP standard traceable to SRM from NIST Hg(NO ) in HNO 10% 10000 mg/l Hg Certipur®

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

Merck Thallium standard solution traceable to SRM from NIST TlNO in HNO 0.5 mol/l 1000 mg/l Tl Certipur®

Merck Tungsten ICP standard traceable to SRM from NIST (NH ) WO in H O 1000 mg/l W Certipur®

Merck Tin ICP standard traceable to SRM from NIST SnCl in HCl 7% 1000 mg/l Sn Certipur®