Combination packagings are allowed.

Part 4, Chapter 1 requirements must be met, including:

1) Compatibility requirements

- Substances must be compatible with their packagings as required by 4;1.1.3.

2) Closure requirements

- Closures must meet the requirements of 4;1.1.4.

Cylinders as permitted by 4;2.7 are allowed.

Packagings must be designed and constructed to prevent the loss of water or alcohol content or the content of the phlegmatizer.

Packagings must be so constructed and closed so as to avoid an explosive over pressure or pressure build-up of more than 300 kPa (3 bar).

Fibre, fibreboard, wood and plywood single packagings must be fitted with a suitable liner.