What is a standard? A standard is a document that provides requirements, specifications, guidelines or characteristics that can be used consistently to ensure that materials, products, processes and services are fit for their purpose. We published over 21000 International Standards that can be purchased from the ISO store or from our members. What are the benefits of ISO International Standards? ISO International Standards ensure that products and services are safe, reliable and of good quality. For business, they are strategic tools that reduce costs by minimizing waste and errors, and increasing productivity. Learn more about the benefits of ISO standards ISO standards in action We also have information about how ISO standards work in the real world. Learn more about ISO standards in action How to find a standard? ISO has over 21000 International Standards covering almost all aspects of technology and business.