BCS-CRM 529 - Silicon Dioxide Certified Reference Material

British Chemical Standard BCS-CRM 529 is sold in the form of a powder passing a nominal 250 µm aperture sieve. It is supplied in bottles containing 100g. The preparation of representative samples for chemical analysis and the certification by co-operative analysis was undertaken by Bureau of Analysed Samples Ltd. Bureau of Analysed Samples Ltd is a United Kingdom Accreditation Service (UKAS) Accredited Reference Material Producer, No 4004, and, as the Producer of BCS-CRM 529 as defined in BS EN ISO 17034, is fully responsible for assigning the certified values and their uncertainties in accordance with BS EN ISO 17034 and ISO Guide 35.

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