Your Cart is Empty
Purchase of products on sale, pre-order items, boots or clothing are considered FINAL SALE. No Refunds or Exchanges.
Equivalent calibration gas mixture to MSA part number 812144.
50 PPM Nitric Oxide calibration gas with a balance of Nitrogen contained in a 58 Liter Aluminum cylinder.
Use to calibrate your MSA gas detector requiring the specified gas concentration and mixture.
Manufactured under ISO:9002 quality standards by NorLab Specialty Gases with NIST traceability certification.
Our retail price is negotiable based on your business
We offer special trade pricing across our entire range
Please contact firstname.lastname@example.org for more information
Remote areas: If you plan to ship to an extremely remote area, we may need to contact you after you place your order, to manually quote the shipping.
View our shipping policies in detail