Reagecon manufacture a range of Conductivity Certified Reference Materials (CRMs), which are manufactured and certified in accordance with the requirements of ISO 17034. Reagecon’s Conductivity Standards are all aqueous based, thereby eliminating any errors attributable to matrix mismatch. Standards have a specification of ± 1% this high level of accuracy enables the Standards to be used as calibrators and/or controls in fulfilment of the most exacting industrial statutory requirements.