Merck 119500 Boron standard solution traceable to SRM from NIST H₃BO₃ in H₂O 1000 mg/l B Certipur 100 Ml

Merck 101557 Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement of electrolytic conductivity (c=0.001 mol/l) Certipur®

Merck 170328 Lead ICP standard traceable to SRM from NIST Pb(NO₃)₂ in HNO₃ 2-3% 1000 mg/l Pb Certipur®

Synonyms: Nota 1 A

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

Merck 119813 Sulfate standard solution traceable to SRM from NIST Na₂SO₄ in H₂O 1000 mg/l SO₄ Certipur®

Synonyms: Sulfate standard for aqueous matrices ready for use

Merck 119814 Fluoride standard solution traceable to SRM from NIST NaF in H₂O 1000 mg/l F Certipur®

Synonyms: Fluoride standard for aquecous matrices ready for use

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

Merck 170236 Silicon standard solution traceable to SRM from NIST SiO₂ in NaOH 0.5 mol/l 1000 mg/l Si Certipur®

Merck 119899 Nitrite standard solution traceable to SRM from NIST NaNO₂ in H₂O 1000 mg/l NO₂ Certipur®

Synonyms: Nitrite standard for aqueous matrices ready foruse

Merck 170353 Sodium ICP standard traceable to SRM from NIST NaNO₃ in HNO₃ 2-3% 1000 mg/l Na Certipur®

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 170302 Antimony ICP standard traceable to SRM from NIST Sb₂O₃ in HCl 7% 1000 mg/l Sb Certipur®

Synonyms: Nota 1 A

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

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

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