Laboratory
"Excellence Laboratory Technische Compliance Level III" by GAZ GmbH (Attestation no. GAZ-TCL-12-02-14-01)

CERTIFIED REFERENCE MATERIAL
SX07-12
Dolomite subst.

Version: 002      Date of certification: 25.09.19      Sample form: Powder < 0.125 mm
Analyte Unit Certified value Confidence
interval (95%)		 No. of independent
repeated series		 Measuring
method*		 
  CaO
  SiO2
  Fe
  Mn3O4
  P2O5
     
  %
  %
  %
  %
  %
     
     20.16
     13.30
      6.72
      0.906
      0.141
     
      0.06
      0.13
      0.02
      0.004
      0.002
     
 4
 3
 5
 5
 6
     
1
1
1
1
1
   
  S
  Al2O3
  MgO
  TiO2
  Na2O
     
  %
  %
  %
  %
  %
     
      0.129
     20.79
     32.62
      0.671
      0.167
     
      0.004
      0.14
      0.09
      0.005
      0.001
     
 8
 4
 6
 6
 3
     
1,2
1
1
1
3
   
  K2O
  SrO
  ZrO2
  V2O5
  Nb2O5
     
  %
  %
  %
  %
  %
     
      0.146
      0.016
      0.383
      0.039
      0.012
     
      0.002
    < 0.001
      0.004
      0.002
      0.001
     
 6
 6
 3
 6
 5
     
1
1
1
1
1
   
  Cr2O3
  NiO
  ZnO
  PbO
     
  %
  %
  %
  %
     
      0.560
      0.050
      0.052
      0.008
     
      0.026
      0.001
      0.003
      0.002
     
 4
 6
 5
 6
     
1
1
1
1
* Measuring method
1: X-ray fluorescence spectrometry
2: Combustion with IR-detection
3: Atomic absorption spectrometry
 

Comment
Thermal treatment of material before weighing: 900°C, 1 h