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Primary reference materials containing propane in nitrogen or synthetic air are available in a broad range of composition. Within the listed ranges any composition can be supplied. Other concentrations and other matrices are available on request.
 

 

Propane in nitrogen

PRM code

Certified component

Nominal fraction range (mol/mol)

Stability period

AL09

C3H8

1 - 10 · 10-6

24 months

AL10

C3H8

10 - 100 · 10-6

36 months

AL11

C3H8

100 - 1000 · 10-6

36 months

AL12

C3H8

0,1 - 0,8 · 10-2

36 months

AL13

C3H8

0,8 - 5 · 10-2

36 months

 

Propane in synthetic air

PRM code

Certified component

Nominal fraction range (mol/mol)

Stability period

AL29

C3H8

1 - 10 · 10-6

24 months

AL20

C3H8

10 - 100 · 10-6

24 months

AL21

C3H8

100 - 1000 · 10-6

24 months

 

Cylinder pressure 11,5 MPa, Cylinder valve outlet DIN 477 no. 1, Approximate deliverable volume 0,6 m3.