Merck 107294 Buffer solution traceable to SRM from NIST and PTB pH 6.88 (20° C) 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®

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 170329 Lithium ICP Standard traceable to SRM from NIST LiNO₃ in HNO₃ 2-3% 1000 mg/l Li Certipur®

Merck 170204 Antimony standard solution traceable to SRM from NIST Sb₂O₃ in HCl 2 mol/l 1000 mg/l Sb Certipur®

Synonyms: Nota 1 A

Merck 109409 Buffer solution (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

Merck 170369 Zinc ICP standard traceable to SRM from NIST Zn(NO₃)₂ in HNO₃ 2-3% 1000 mg/l Zn Certipur®

Merck 109987 Copper standard 1000 mg Cu, (CuCl₂ in H₂O) Titrisol®

Merck 109892 Buffer concentrate (phosphate/sodium hydroxide), traceable to SRM of NIST and PTB for 500 ml buffer solution, pH 12.00 ± 0.05 (20°C) Titrisol®

Merck 170236 Silicon standard solution traceable to SRM from NIST SiO₂ in NaOH 0.5 mol/l 1000 mg/l Si 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 119792 Nickel standard solution traceable to SRM from NIST Ni(NO₃)₂ in HNO₃ 0.5 mol/l 1000 mg/l Ni Certipur®

Merck 170301 Aluminium ICP standard traceable to SRM from NIST Al(NO₃)₃ in HNO₃ 2-3% 1000 mg/l Al Certipur®

Merck 170336 Nickel ICP standard traceable to SRM from NIST Ni(NO₃)₂ in HNO₃ 2-3% 1000 mg/l Ni Certipur®

Merck 170314 Copper ICP standard traceable to SRM from NIST Cu(NO₃)₂ in HNO₃ 2-3% 1000 mg/l Cu Certipur®

Merck 109433 Buffer solution (citric acid/sodium hydroxide/hydrogen chloride), traceable to SRM from NIST and PTB pH 2.00 (20°C) Certipur®

Merck 109889 Buffer concentrate (boric acid/potassium chloride/sodium hydroxide), traceable to SRM of NIST and PTB for 500 ml buffer solution, pH 9.00 ± 0.02 (20°C) Titrisol®