ADR special provision 403
Nitrocellulose membrane filters (≤ 53 g/m², ≤ 300 g per inner packaging) are not subject to ADR when interleaved and packed as specified.
Nitrocellulose membrane filters under this entry are outside ADR when their nitrocellulose content is no more than 53 g/m², the nitrocellulose net mass per inner packaging is no more than 300 g, and they are packed as set out in (a) and (b).
| Value | Applies when |
|---|---|
| 53 g/m² | maximum nitrocellulose content |
| 300 g | maximum nitrocellulose net mass per inner packaging |
| 80 g/m² | minimum paper separator between layers; minimum plastic foil for rolls |
| 250 g/m² | minimum cardboard for sheets and round filters |
| 100 g/m² | minimum combined paper and plastic pouch for single round filters |
| 0.1 % | maximum oxygen permeability of aluminium pouches (ISO 15105-1:2007) |
Conditions
- (a) Paper separators of at least 80 g/m² between every layer of filters.
- (b)(i) Tightly wound rolls, packed in plastic foil of at least 80 g/m² or in aluminium pouches with oxygen permeability of 0.1 % or less (ISO 15105-1:2007).
- (b)(ii) Sheets packed in cardboard of at least 250 g/m² or in such aluminium pouches.
- (b)(iii) Round filters in disc holders or cardboard of at least 250 g/m², or singly in paper-and-plastic pouches of at least 100 g/m² in total.
- The packing must keep the filters and paper separators aligned.
Refers to: ISO 15105-1:2007.
Carried by 1 Table A entry
Source: ADR 2025 (ECE/TRANS/352), Volume I, section 3.3.1, special provision 403, page 640.
Paraphrase in FreightUtils' own words, not the official text. Not yet reviewed.
ADR 2027 amendments (accepted, applying from 1 January 2027) are not yet reflected on this page.