Reference Source

Ammonia

For Ammonia, classification system is IEC / ATEX; apparatus / gas group is IIA, recorded from its source on 2026-08-06.

Substance
Ammonia verified
Classification system
IEC / ATEX our reading
Apparatus / gas group
IIA verified
Sourceexknowledge.com
Verified2026-08-06
Review by2028-08-05
DatasetGas group, temperature class and autoignition temperature by substance

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

IIA | >0.90 | >0.80 | Methane, propane, butane, acetone, ethanol, benzene, diesel, ammonia

— exknowledge.com, retrieved 2026-08-06

Source

Last verified against source: 2026-08-06. Due for re-check by 2028-08-05. This page as Markdown · OKF bundle · full dataset as JSON.