Hydranal Water Standard 1.00 (6 boxes with 10x4mL) 240mL
A water standard for Coulometric Karl Fischer titratiors (1,000PPM). A certified standard containing 1.00mg of H2O per g (1g = 1.0ml). A manufacturer's test certificate with exact specifications is included. 40ml is packaged as 10x4ml ampules. Case of 6x40mL.