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

Merck Yttrium standard solution traceable to SRM from NIST Y(NO ) in HNO 0.5 mol/l 1000 mg/l Y Certipur®

Merck Dysprosium ICP standard traceable to SRM from NIST Dy O in HNO 2-3% 1000 mg/l Dy Certipur®

1000 mg/L NH₄ 
500 ml/paket

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

Merck Lithium ICP Standard traceable to SRM from NIST LiNO in HNO 2-3% 1000 mg/l Li Certipur®

Merck Buffer solution (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 4.00 (20°C) Certipur®

H₂O 'da 40 mg/L SO₄
100 ml/paket

Merck Tris(hydroxymethyl)aminomethane volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP

Merck Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®

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®

Merck Calcium ICP Standard traceable to SRM from NIST Ca(NO ) in HNO 2-3% 10000 mg/l Ca Certipur®

H₂O 'da 40.0 mg/L NO₃-N
100 ml/paket