{"version":"1.0","type":"link","title":"Certified reference materials - Newikis","description":"Certified reference materials (CRMs) are 'controls' or standards used to check the quality and metrological traceability of products, to validate analytical measurement methods, or for the calibration of instruments. A certified reference material is a particular form of measurement standard.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/e/e0/Green_tea_Standard_Reference_Material_%28SRM%29_%285978206005%29.jpg/1280px-Green_tea_Standard_Reference_Material_%28SRM%29_%285978206005%29.jpg","thumbnail_width":1280,"thumbnail_height":960}