Combination packagings are authorized.
The general provisions of 4.1.1 and 4.1.3 shall be met.

Additional requirements:
1. Packagings shall be designed and constructed to prevent the loss of water or alcohol content or the content of the phlegmatizer.
2. Packagings shall be so constructed and closed so as to avoid an explosive overpressure or pressure build-up of more than 300 kPa (3 bar).


Special packing provisions PP26 and PP80:

PP26: For UN Nos. 1310, 1320, 1321, 1322, 1344, 1347, 1348, 1349, 1517, 2907, 3317 and 3376 packagings shall be lead free.

PP80: For UN No. 2907, packagings shall meet the packing group II performance level. Packagings meeting the test criteria of packing group I shall not be used.