Description General description This eluent concentrate is application tested. It is certified in accordance with ISO Guide 31. All details about exact content, uncertainty, traceability and expiry date are described in the certificate. Application Metrohm IC application note AN-S-320: Fast IC: Drinking water analysis in three minutes. Metrohm IC application note AN-S-321: Fast IC: Sulfite and sulfate in beer in less than ten minutes. Metrohm IC application note AN-S-281: Anions in wine. Linkage Visit the IC Portal to learn more Preparation Note Prepared with sodium carbonate, sodium bicarbonate and high purity water (18.2 MΩ, 0.2 μm filtered)