Merck Tellurium ICP standard traceable to SRM from NIST H TeO in HNO 2- 3% 1000 mg/l Te Certipur®
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Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide) traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®
Merck Silver ICP standard traceable to SRM from NIST AgNO in HNO 2-3% 1000 mg/l Ag Certipur®
Merck Sodium carbonate volumetric standard, secondary reference material for acidimetry, traceable to NIST SRM Certipur®
Merck Cesium ICP Standard traceable to SRM from NIST CsNO in HNO 2-3% 1000 mg/l Cs Certipur®
Merck Potassium ICP standard traceable to SRM from NIST KNO in HNO 2-3% 10000 mg/l K Certipur®
Merck Buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur®
Merck Rhenium ICP standard traceable to SRM from NIST NH ReO in H O 1000 mg/l Re Certipur®
Amonyum, COD, Azot fotometrik metodların kalite kontrolleri için Spectroquant®
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