Chemical formula Mixture: (Potassium hydrogen phthalate) Key Applications: General Chemistry Tolerance: ±0.01 Traceability: NIST Traceable

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

pH: 4.0 (H2O, 25°C) Solubility: (20°C) soluble Density: 1.003 g/cm3

pH: 10.0 (H2O, 25°C) Solubility: (20°C) soluble Boiling Point: 100°C Density: 1.0044 g/cm3 (25°C)

Formula: Mixture (Phosphate) Formula Weight: N/A Description: Color yellow

(boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

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

109406 Buffer solution pH 4.01 (Potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur®

Saybolt viscosity 130 at 100°F Synonyms: Mineral Oil Formula: Indeterminate CAS Number: 8012-95-1

Meets ACS Specifications, ACS, Meets Reagent Specifications for testing USP/NF monographs Formula: KCN Formula Weight: 65.12 CAS Number: 151-50-8

pH: 7.0 (H2O, 20°C) Solubility: (20°C) soluble Melting Point: -5°C Boiling Point: 109°C Density: 1.01 g/cm3 (20°C)

pH: 9.0 (H2O, 25°C) Solubility: (20°C) soluble Boiling Point: 100°C Density: 1.00 g/cm3 (20°C)