Merck 109887 Buffer concentrate (phosphate), traceable to SRM of NIST and PTB for 500 ml buffer solution, pH 7.00 ± 0.02 (20°C)

Merck 170332 Manganese ICP standard traceable to SRM from NIST Mn(NO₃)₂ in HNO₃ 2-3% 1000 mg/l Mn Certipur®

Merck 109460 Buffer solution (boric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 8.00 (20°C) Certipur®

Merck 119898 Phosphate standard solution traceable to SRM from NIST KH₂PO₄ in H₂O 1000 mg/l PO₄ Certipur®

Synonyms: Phosphate standard for aqueous matrices ready for use

Merck 170216 Gold standard solution traceable to SRM from NIST H(AuCl₄) in HCl 2 mol/l 1000 mg/l Au Certipur®

CAS #: 7647-01-0

Merck 170242 Tin standard solution traceable to SRM from NIST SnCl₄ in HCl 2 mol/l 1000 mg/l Sn Certipur®

Merck 119786 Copper standard solution traceable to SRM from NIST Cu(NO₃)₂ in HNO₃ 0.5 mol/l 1000 mg/l Cu Certipur®

Merck 119897 Chloride standard solution traceable to SRM from NIST NaCl in H₂O 1000 mg/l Cl Certipur®

Synonyms: Chloride standard for aqueous matrices ready foruse

Merck 170238 Sodium standard solution traceable to SRM from NIST NaNO₃ in HNO₃ 0.5 mol/l 1000 mg/l Na Certipur®

Merck 199002 Buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (25°C) Certipur®

Merck 119781 Iron standard solution traceable to SRM from NIST Fe(NO₃)₃ in HNO₃ 0.5 mol/l 1000 mg/l Fe Certipur®

Merck 109949 Magnesium standard 1000 mg Mg, (MgCl₂ in 6% HCl) Titrisol®

Merck 119779 Chromium standard solution traceable to SRM from NIST Cr(NO₃)₃ in HNO₃ 0.5 mol/l 1000 mg/l Cr Certipur®

Merck 170230 Potassium standard solution traceable to SRM from NIST KNO₃ in HNO₃ 0.5 mol/l 1000 mg/l K Certipur®

Merck 170333 Mercury ICP standard traceable to SRM from NIST Hg(NO₃)₂ in HNO₃ 10% 1000 mg/l Hg Certipur®

Merck 170307 Boron ICP standard traceable to SRM from NIST, H₃BO₃ in H₂O 1000 mg/l B Certipur®

Merck 109439 Buffer solution (di-sodium hydrogen phosphate/potassium dihydrogen phosphate), traceable to SRM from NIST and PTB pH 7.00 (20°C) Certipur®