HORIBA LAQUA – New Application Note by a k. Posted on September 15, 2015 15 Sep New Application Note – Potassium in Sea Water. Application Note Horiba More information on the Potassium Determination In Sea Water can be found here. by a k HORIBA LAQUA – New Application Note Worldwide Trade Thai now official distributor for Orion Aquamate Spectrophotometers