Laboratory accredited by GAZ, (Association for the Accreditation and Certification GmbH) Attestation no. 91021

CERTIFIED REFERENCE MATERIAL
SL02-09
Cu alloys

Version: 002      Date of certification: 12.08.04      Sample form: Powder 0.200-0.500 mm

Analyte Unit Certified value Confidence
interval (95%)		 No. of independent
repeated series		 Measuring
method*		 
  Ni
  Cu
  Sn
 
  %
  %
  %
 
      0.265
     87.01
     11.92
 
      0.006
      0.08
      0.08
 
 3
 3
 3
 
1
1
1
* Measuring method
1: X-ray fluorescence spectrometry