The following packagings are authorized provided the general provisions of 4.1.1 and 4.1.3 are met:

|   Outer packagings    |   Code   | Maximum * |
+-----------------------+----------+-----------+
| Drums                 |          |           |
|    steel              | 1A1, 1A2 |  400 kg   |
|    aluminium          | 1B1, 1B2 |  400 kg   |
|    other metal        | 1N1, 1N2 |  400 kg   |
|    plastics           | 1H1, 1H2 |  400 kg   |
|    plywood            | 1D       |  400 kg   |
|    fibre              | 1G       |  400 kg   |
+-----------------------+----------+-----------+
| Boxes                 |          |           |
|    steel              | 4A       |  400 kg   |
|    aluminium          | 4B       |  400 kg   |
|    other metal        | 4N       |  400 kg   |
|    natural wood       | 4C1      |  250 kg   |
|    natural wood with  | 4C2      |  250 kg   |
|      sift-proof walls |          |           |
|    plywood            | 4D       |  250 kg   |
|    reconstituted wood | 4F       |  125 kg   |
|    fibreboard         | 4G       |  125 kg   |
|    expanded plastics  | 4H1      |   60 kg   |
|    solid plastics     | 4H2      |  250 kg   |
+-----------------------+----------+-----------+
| Jerricans             |          |           |
|    steel              | 3A1, 3A2 |  120 kg   |
|    aluminium          | 3B1, 3B2 |  120 kg   |
|    plastics           | 3H1, 3H2 |  120 kg   |
+-----------------------+----------+-----------+

* Maximum net mass (see 4.1.3.3)