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CERTIFIED REFERENCE MATERIAL
SX32-39
BF-slag

Version: 001      Date of certification: 20.10.25      Sample form: Powder < 0.0125 mm
Analyte Unit Certified value Confidence
interval (95%)		 No. of independent
repeated series		 Measuring
method*		 
  CaO
  SiO2
  Fe
  Mn
  S
     
  %
  %
  %
  %
  %
     
     42.96
     36.54
      0.188
      0.158
      1.065
     
      0.08
      0.04
      0.004
      0.005
      0.008
     
 5
 3
 5
 5
 6
     
1
1
1
1
1,2,3
   
  Al2O3
  MgO
  TiO2
  Na2O
  K2O
     
  %
  %
  %
  %
  %
     
     10.85
      7.02
      0.435
      0.232
      0.332
     
      0.03
      0.04
      0.009
      0.006
      0.002
     
 4
 4
 5
 4
 5
     
1
1
1
1
1
   
  SrO
  BaO
  Y
  ZrO2
     
  %
  %
  %
  %
     
      0.069
      0.069
      0.006
      0.037
     
      0.001
      0.001
      0.001
      0.005
     
 4
 4
 4
 4
     
1
1
1
1
* Measuring method
1: X-ray fluorescence spectrometry
2: Gravimetry
3: Combustion with IR-detection