Merck Palladium ICP standard traceable to SRM from NIST Pd(NO ) in HNO 2-3% 1000 mg/l Pd Certipur®
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Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride) colour: red, traceable to SRM from NIST and PTB pH 4.00 (25 °C)
Merck Nickel standard solution traceable to SRM from NIST Ni(NO ) in HNO 0.5 mol/l 1000 mg/l Ni Certipur®
Merck Aluminium ICP standard traceable to SRM from NIST Al(NO ) in HNO 2-3% 1000 mg/l Al Certipur®
Kadmiyum, Demir, Bakır, Manganez fotometrik metodların kalite kontrolleri için Spectroquant®
1 adet/paket
Merck Phosphorus ICP standard traceable to SRM from NIST H PO in H O 10000 mg/l P Certipur®
Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 3.00 (25°C) Certipur®
Merck di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18 (25°C) Certipur®
Merck Buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (25°C) Cer tipur®
Merck Nickel standard solution traceable to SRM from NIST Ni(NO ) in HNO 0.5 mol/l 1000 mg/l Ni Certipur®