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20.9% Oxygen Balance Nitrogen Certified Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

Airgas Part #:X02NI79C15A4073


Manufacturer #:NI79C15A4073


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Min Qty: 1 CL - Cylinder

Typically in Stock

Item Details

Certified Standards, sometimes referred to as working standards, are analyzed calibration mixtures used routinely in sience and industry. For the majority of applications, the tolerance of a Certified Standard is acceptable. These standards are generally prepared either by partial pressure or gravimetrically. Certification of the standard is performed through quality control analysis on instrumentation calibrated with Airgas Registered Laboratory Standards.


  • Size 150A Aluminum Cylinder DOT Specification: 3AL-2015 O.D.: 8" - 20 cm Length: 48" - 122 cm Weight: 48 lbs - 22 kg
  • Linde = A31 Air Liquide = 30AL Praxair = AS Matheson Trigas = 1R MG = 150AL Scott = AL
  • Sizes may vary by location. Contact your Airgas representative or local branch location for availability in your area.

Product Attributes

Gas Comp 2 Amount

» -1

CGA Connection

» 590

Gas Comp 1 Type


Cylinder Size

» 150A

Gas Grade

» Certified Standard

Balance Gas


Gas Comp 2 Type


Gas Comp 1 Amount

» 20.9