Division 2.9.2.1 A pyrophoric liquid shall be classified in a single category for this class using test N.3 in Part III, sub-section 33.3.1.5 of the UN RTDG, Manual of Tests and Criteria according to Table 2.9.1:F1
United Kingdom
| Table 2.9.1 | |
| Criteria for pyrophoric liquids | |
| Category | Criteria |
|---|---|
| 1 | The liquid ignites within 5 min when added to an inert carrier and exposed to air, or it ignites or chars a filter paper on contact with air within 5 min. |