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Reference Materials

Producer RM Code Name    Item Trust Updated
 
  Properties:
Specific Pore Volume y1 at 1.41 MPa 99.52 mm³/g
Mean Pore Diameter d50 3.0520 µm
Mean intrusion pressure p50 0.4829 MPa
Mercury intrusion curve between 0.28 and 1.41 MPa

Remarks:
A unit of ERM-FD123 consists of a Carton containing 6 pieces of ceramics filter tube with approximately 14.5 g. The material should be stored at ambient temperature (20 to 25 °C) in a dry atmosphere. The porosity properties of the porous flat membranes are calculated from the mercury intrusion between 0.28 and 1.41 MPa.

Intended Use:
The reference material is used to check the performance of high pressure mercury porosimetry units and instruments for the determination of specific pore volume, mean pore diameter according ISO 15901-1.

CRM Certificate:  erm_fd123e.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 6.3 Structure Analysis (Germany)

 

Public link to this factsheet: www.comar.bam.de/rm/307600
 
  Properties:
Specific Pore Volume y1 at 2.1 MPa 110.9 mm³/g
Mean Pore Diameter d50 1.746 µm
Mean intrusion pressure p50 0.8441 MPa
Mercury intrusion curve between 0.55 MPa and 2.1 MPa

Remarks:
A unit of CRM BAM-P126 consists of a Carton containing 6 pieces of flat membranes with approximately 3 g. The material should be stored at ambient temperature (20 to 25 °C) in a dry atmosphere. The porosity properties of the porous flat membranes are calculated from the mercury intrusion between 0.55 and 2.1 MPa.

Intended Use:
The reference material is used to check the performance of high pressure mercury porosimetry units and instruments for the determination of specific pore volume, mean pore diameter according ISO 15901-1.

CRM Certificate:  bam_p126e.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 6.3 Structure Analysis (Germany)

 

Public link to this factsheet: www.comar.bam.de/rm/319900
 
  Properties:
Specific pore volume Vp 220 mm³/g
Median pore diameter d50 27.6 µm

Remarks:
A unit of CRM BAM-P128 consists of six cylinders of macroporous extruded and burnt alumina ceramic (Al2O3) material. The material should be stored at ambient temperature (20 to 25 °C) in a dry atmosphere. The porosity properties of the macroporous alumina ceramic are calculated from the mercury intrusion pressure between 0.2 and 0.4 MPa.

Intended Use:
The reference material is used to check the performance of low pressure mercury porosimetry units and instruments for the determination of specific pore volume and median pore diameter according ISO 15901-1.

CRM Certificate:  bam_p128e.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 6.3 Structure Analysis (Germany)

 

Public link to this factsheet: www.comar.bam.de/rm/325350
 
  Properties:
Specific surface area 325 m²/g

Remarks:
A unit of the CRM BAM-P116 consists of a single glass bottle containing approximately 8 g of crystalline, pure titanium dioxide powder in the modification anatase (99.5%) with a mean particle size of about 25 μm. The material should be stored at a temperature below 30°C in its original tightly closed bottle.

Intended Use:
The reference material is used to check the performance of gas sorption instruments of the static volumetric method for the determination of specific surface area according ISO 9277 "Determination of the specific surface area of solids by gas adsorption - BET method".

CRM Certificate:  bam_p116e.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 6.3 Structure Analysis (Germany)

This material is produced under a valid ISO 17034 accreditation

 

Public link to this factsheet: www.comar.bam.de/rm/356550
 
  Properties:
Specific Surface Area 107.8 m²/g

Remarks:
A unit of the CRM BAM-P110 consists of a single glass bottle containing approximately 10 g of crystalline, pure anatase (99.5 %) titanium dioxide powder with a mean diameter of about 10 to 25 nm of pore width. The material should be stored in the closed bottle at ambient temperature (20 to 25 °C) in a dry atmosphere.

Intended Use:
The reference material is used to check the performance of gas sorption instruments of the static volumetric method for the determination the specific surface area according ISO 9277 "Determination of the specific surface area of solids by gas adsorption - BET method".

CRM Certificate:  bam_p110e.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 6.3 Structure Analysis (Germany)

 

Public link to this factsheet: www.comar.bam.de/rm/458000
 
  Properties:
Isotope amount ratio (25 Mg) / (24 Mg) 0.126 514 mol/mol
Isotope amount ratio (26 Mg) / (24 Mg) 0.139 185 mol/mol
Isotope amount fraction n(24 Mg) / n(Mg) 0.790 078 mol/mol
Isotope amount fraction n(25 Mg) / n(Mg) 0.099 956 mol/mol
Isotope amount fraction n(26 Mg) / n(Mg) 0.109 967 mol/mol
Molar mass of Mg in solution M(Mg) 24.304 741 g/mol

Remarks:
ERM®-AE145 is a solution of natural pure Magnesium (Mg) in nitric acid (2 %, w/w) with a Magnesium (Mg) mass fraction of 50 mg/kg. Approximately 20 mL of this solution each is filled in perfluoralkoxy alkane bottles.

Intended Use:
This material is designed for calibration of all procedures (e.g. thermal ionization mass spectrometry, inductively coupled plasma mass spectrometry) being used for the determination of Mg isotope amount ratios and Mg delta values, once the delta scale has been established.

CRM Certificate:  c2912657.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 1.1 Inorganic Trace Analysis (Germany)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

 

Public link to this factsheet: www.comar.bam.de/rm/118700
 
  Properties:
S 9.1 mg/kg

Remarks:
Sulphur in petrol Sample supplied in units of 19 mL in glass ampoules. The materials should be stored at 20°C+/-5°C in the dark.

Intended Use:
Directive 2003/17/EC

CRM Certificate:  c2282654.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 1.1 Inorganic Trace Analysis (Germany)

This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

 

Public link to this factsheet: www.comar.bam.de/rm/138300
 
  Properties:
Isotope amount fraction n(24 Mg) / n(Mg) 0.126 486 mol/mol
Isotope amount ratio (25 Mg) / (24 Mg) 0.139 138 mol/mol
Isotope amount ratio (26 Mg) / (24 Mg) 0.790 124 mol/mol
Isotope amount fraction n(25 Mg) / n(Mg) 0.099 939 mol/mol
Isotope amount fraction n(26 Mg) / n(Mg) 0.109 936 mol/mol
Molar mass of Mg in solution M(Mg) 24.304 664 g/mol

Remarks:
ERM®-AE144 is a solution of natural pure Magnesium (Mg) in nitric acid (2 %, w/w) with a Magnesium (Mg) mass fraction of 50 mg/kg. Approximately 20 mL of this solution each is filled in perfluoralkoxy alkane bottles.

Intended Use:
This material is designed for calibration of all procedures (e.g. thermal ionization mass spectrometry, inductively coupled plasma mass spectrometry) being used for the determination of Mg isotope amount ratios and Mg delta values, once the delta scale has been established.

CRM Certificate:  c2912640.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 1.1 Inorganic Trace Analysis (Germany)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

 

Public link to this factsheet: www.comar.bam.de/rm/148800
 
  Properties:
Isotope amount ratio (25 Mg) / (24 Mg) 0.126 590 mol/mol
Isotope amount ratio (26 Mg) / (24 Mg) 0.139 362 mol/mol
Isotope amount fraction n(24 Mg) / n(Mg) 0.789 920 mol/mol
Isotope amount fraction n(25 Mg) / n(Mg) 0.099 996 mol/mol
Isotope amount fraction n(26 Mg) / n(Mg) 0.110 085 mol/mol
Molar mass of Mg in solution M(Mg) 24.305 017 g/mol

Remarks:
ERM®-AE143 is a solution of natural pure Magnesium (Mg) in nitric acid (2 %, w/w) with a Magnesium (Mg) mass fraction of 50 mg/kg. Approximately 20 mL of this solution each is filled in perfluoralkoxy alkane bottles.

Intended Use:
This material is designed for calibration of all procedures (e.g. thermal ionization mass spectrometry, inductively coupled plasma mass spectrometry) being used for the determination of Mg isotope amount ratios and Mg delta values, once the delta scale has been established. This material is intended to become the new “δ=0” material for the Mg delta scale.

CRM Certificate:  c2912618.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 1.1 Inorganic Trace Analysis (Germany)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

 

Public link to this factsheet: www.comar.bam.de/rm/182650
 
  Properties:
Isotope amount ratio (10 B) / (11 B) 0.282 12 dimensionless
Isotope amount ratio (11 B) / (10 B) 3.5446 dimensionless
Isotope abundance (10 B) 0.220 04 dimensionless
Isotope abundance (11 B) 0.779 96 dimensionless
Molar mass 10.790 07 g/mol

Remarks:
Boric acid in water with 10B amount fraction of 22.004 %; PFA - bottle, aqueous solution, 20 mL

Intended Use:
It is designed to determine mass discrimination in Inductively Coupled Plasma Mass Spectrometry (ICP-MS).

CRM Certificate:  c2492975.pdf

 

Producer: (click for contact & purchase details)
 BAM, Division 1.1 Inorganic Trace Analysis (Germany)

This material is produced under a valid ISO 17034 accreditation | This material is linked to statutory activities as a national metrology institute (NMI) / a designated institute (DI)

 

Public link to this factsheet: www.comar.bam.de/rm/191300