Posted on November 5, 2018November 6, 2018 by Pulse AssentISO 9697:2018 Water quality. Gross beta activity. Test method using thick source Link: ISO 9697:2018 Water quality. Gross beta activity. Test method using thick source Source: BSI Standards Related Posts:The UK Space Agency is Unlocking Space for BusinessUK and Singapore Enhance Cooperation in Sustainable…UK signs landmark economic partnership with NigeriaNew laws to introduce digital labelling for…SME Council membership revealed ahead of first meeting