National Measurement Regulations 1999

the name and address of the certifying authority; and

that the reference material is certified:

if a certifying authority certified the material—by the certifying authority; or

if a certifying authority supervised certification of the material—under the supervision of the certifying authority; and

the date of certification; and

the name or description of the reference material; and

the certified property values of the reference material and their uncertainties and level of confidence; and

the date on which the property values of the reference material were established for certification of the material; and

a description of the reference material by reference to:

the identifying mark on, or attached to, the material under regulation 48; and

the batch number (if that number is not the same as the number mentioned in that regulation); and

information about the storage and transportation of the reference material including, if appropriate, their effect on the stability of the material and on the validity of:

the certification; and

the certified property values and the uncertainties of those values; and

the period, from the date of certification, for which the certificate is given; and

any other matter about the reference material that the Chief Metrologist determines under paragraph 52(1)(b) should be stated in certificates of the same kind as the certificate.