Fosfor (toplam) standart çözeltisi CRM

1000 mg/L B
500 ml/paket

Amonyum, COD, Azot fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket

H₂O 'da 75.0 mg/L PO₄-P (toplam)
100 ml/paket

H₂O 'da 2.50 mg/L NO₃-N
100 ml/paket

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

0.2 - 2.0 mg/L
8-16 test/paket

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

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride) colour: red, traceable to SRM from NIST and PTB pH 4.00 (25 °C)

Merck Thulium ICP standard traceable to SRM from NIST Tm(NO ) in HNO 2-3% 1000 mg/l Tm 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 Indium standard solution traceable to SRM from NIST In (NO ) in HNO 0.5 mol/l 1000 mg/l In Certipur®

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