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

Combination packagings

Outer packagings:
Drums (1A1, 1A2, 1B1, 1B2, 1N1, 1N2, 1H1, 1H2, 1D, 1G)
Boxes (4A, 4B, 4N, 4C1, 4C2, 4D, 4F, 4G, 4H2)

Inner packagings:
Metal receptacles with a maximum net mass of 15 kg each. Inner packagings shall be hermetically sealed;
Glass receptacles, with a maximum net mass of 1 kg each, having closures with gaskets, cushioned on all sides and contained in hermetically sealed metal cans.

Outer packagings shall have a maximum net mass of 125 kg.

Inner packagings shall have threaded closures or closures physically held in place by any means capable of preventing back-off or loosening of the closure by impact or vibration during carriage.