Ma_40_33  Gases

General information

Category

Ma_40  Inorganic materials

Status

This code is part of the latest version of Uniclass. Materials v1.1, October 2024

Contains

Ma_40_33_03  Ammonia

Ma_40_33_12  Carbon dioxide (CO2)

Ma_40_33_13  Carbon monoxide (CO)

Ma_40_33_15  Chlorine

Ma_40_33_17  Compressed air

Ma_40_33_37  Helium

Ma_40_33_39  Hydrogen

Ma_40_33_56  Nitrogen

Ma_40_33_57  Nitrous oxide (N2O)

Ma_40_33_58  Oxygen

Ma_40_33_59  Ozone

Ma_40_33_71  Radon

Other items in this category

Ma_40_04  Asbestos

Ma_40_12  Carbon

Contains 1 current code

Ma_40_15  Cement

Contains 20 current codes

Ma_40_16  Cement replacement materials

Contains 3 current codes

Ma_40_19  Concrete

Contains 36 current codes

Ma_40_30  Fluids

Contains 1 current code

Ma_40_35  Glass

Contains 28 current codes

Ma_40_52  Metal

Contains 12 current codes

Ma_40_84  Stone

Contains 4 current codes

Ma_40_86  Synthetic minerals

Contains 1 current code

Publication history

Quick support links

General help

For help on how the Uniclass site works, browse our support

Consultation

Share your feedback on Uniclass improvements to ensure it works for you

Site feedback

Let us know how this site can work better for you

Technical support

Raise a support ticket if you're stuck

Still need help?

Click here to view further contact options including live chat, email and call