The general provisions of 4.1.1 and 4.1.3 shall be met.

Inner packagings of plastics, paper or fibre shall be sift-proof.

Outer packagings of flexible plastics (51H) shall only be used with flexible inner packagings.

The volume of the large packaging may not exceed 3 m³.

Special packing provision L3:
For UN Nos.1309, 1376, 1483, 1869, 2793, 2858 and 2878, flexible or fibre inner packagings shall be sift-proof and water-resistant or shall be fitted with a sift-proof and water-resistant liner.