Description: supply for Chemicals ( certified reference material or CRM)
Details: Buffer Solution (Boric acid/Potassium1chloride/Sodiumhydroxide)colour coded: blue,pH 10.00 (25°C) traceable to NIST and PTBCertiPUR@Merck 1.09409.0500 500 ml 1Merck 1.99054.0500 500 ml 1Merck 1.99057.0500 500 ml 1Merck 1.01554.0001 30 Merck 1.02410.0050 SOg 1Merck 1.19814.0500 500 ml 1Merck 1.19811.0500 500 ml 1Merck 1.04938.0050 SOg 1Merck 1.02405.0080 80g 1Buffer solution (Citric acid/Sodiumhydroxide/Hydrogen2chloride) colour: red,traceable to SRM from NIST and PTB pH 4.00(25°C) CertiPURBuffer solution (di-Sodium hydrogenphosphate/Potassiumdihydrogen phosphate),3colour: yellow, traceable to SRM from NIST andPTB pH 7.00 (25°C) CertiPURPotassium chloride solution (nominalmS/cm) certifiedmeasurement4reference12.8material for theof electrolyticconductivity,* 30ml1traceable to PTB and NIST (c=O,l mol/I)CertiPURCalcium carbonatevolumetricstandard,secondary reference material for5complexometry,traceable to NIST StandardReference Material(SRM}CertiPUR@Fluoride standard solution traceable to
Sector: Water Resource Department