Chemically unstable substances of Class 8 shall not be accepted for carriage unless the necessary precautions have been taken to prevent the possibility of a dangerous decomposition or polymerization under normal conditions of carriage. For the precautions necessary to prevent polymerization, see special provision 386 of Chapter 3.3. To this end particular care shall be taken to ensure that receptacles and tanks do not contain any substances liable to promote these reactions.
The following substances shall not be accepted for carriage:
- UN No. 1798 NITROHYDROCHLORIC ACID;
- chemically unstable mixtures of spent sulphuric acid;
- chemically unstable mixtures of nitrating acid or mixtures of residual sulphuric and nitric acids, not denitrated;
- perchloric acid aqueous solution with more than 72% pure acid, by mass, or mixtures of perchloric acid with any liquid other than water.
a Mixtures of solids which are not subject tothe provisions of ADR and of corrosive liquids may be carried under UN No. 3244 without being subject to the classification criteria of Class 8, provided there is no free liquid visible at the time thesubstanceisloaded oratthetime thepackaging, container ortransportunitis closed.Each packagingshall correspond to a design type which has passed the leakproofness test for Packing group II level.
b Chlorosilanes which, in contact with water or moist air, emit flammable gases, are substances of Class 4.3.
c Chloroformates having predominantly toxic properties are substances of Class 6.1.
dCorrosive substances which are highly toxic by inhalation, as defined in 184.108.40.206.4 to 220.127.116.11.9 are substances of Class 6.1.
e UN No. 2505 AMMONIUM FLUORIDE,UN No. 1812 POTASSIUM FLUORIDE, SOLID, UN No.1690 SODIUM FLUORIDE, SOLID, UN No. 2674 SODIUM FLUOROSILICATE, UN No. 2856 FLUOROSILICATES, N.O.S., UN No. 3415 SODIUM FLUORIDE SOLUTION and UN No. 3422 POTASSIUM FLUORIDE SOLUTION are substances of Class 6.1.
The heading of Class 9 covers substances and articles which, during carriage, present a danger not covered by the heading of other classes.
The substances and articles of Class 9 are subdivided as follows:
M1 Substances which, on inhalation as fine dust, may endanger health;
M2 Substances and articleswhich, in the event of fire, may form dioxins;
M3 Substances evolving flammable vapour;
M4 Lithium batteries;
M5 Life-saving appliances;
M6-M8 Environmentally hazardous substances:
M6 Pollutant to the aquatic environment, liquid;
M7 Pollutant to the aquatic environment, solid;
M8 Genetically modified microorganisms and organisms;
M9-M10 Elevated temperature substances:
M11 Other substances and articles presenting a danger during carriage, but not meeting the definitions of another class.
Substances and articles classified in Class 9 are listed in Table A of Chapter 3.2. The assignment of substances and articles not mentioned by name in Table A of Chapter 3.2 to the relevant entry of that Table or of sub-section18.104.22.168 shall be done in accordance with 22.214.171.124.4 to 126.96.36.199.8, 188.8.131.52.10, 184.108.40.206.11, 220.127.116.11.13 and 18.104.22.168.14 below.
Substances which, on inhalation as fine dust, may endanger health include asbestos and mixtures containing asbestos.
Substances and articleswhich, in the event of fire, may form dioxins include polychlorinated biphenyls (PCBs) and terphenyls (PCTs) and polyhalogenated biphenyls and terphenyls and mixtures containing these substances, as well as articlessuch as transformers, condensers and articlescontaining those substances or mixtures.
NOTE:Mixtures with a PCB or PCT content of not more than 50 mg/kg are not subject to the provisions of ADR.
Substances evolving flammable vapour include polymers containing flammable liquids with a flash-point not exceeding 55 °C.
Lithium batteries shall meet the following requirements, except when otherwise provided for in ADR (e.g. for prototype batteries and small production runs under special provision 310 or damaged batteriesunderspecialprovision376).
NOTE:For UN 3536 LITHIUM BATTERIES INSTALLED IN CARGO TRANSPORT UNIT, see special provision 389 in Chapter 3.3.
Cells and batteries, cells and batteries contained in equipment, or cells and batteries packed with equipment, containing lithium in any form shall be assigned to UN Nos. 3090, 3091, 3480 or 3481 as appropriate. They may be carried under these entries if they meet the following provisions:
(a)Each cell or battery is of the type proved to meet the requirements of each test of the Manualof Testsand Criteria, Part III, sub-section38.3;
NOTE:Batteries shall be of atype proved to meet the testing requirements of theManual of TestsandCriteria, part III, sub-section 38.3, irrespective of whether the cells ofwhich they are composed are of a tested type.
(b)Each cell and battery incorporates a safety venting device or is designed to preclude a violentrupture under normal conditions of carriage;
(c)Each cell and battery is equipped with an effective means of preventing external shortcircuits;
(d)Each battery containing cells or series of cells connected in parallel is equipped with effectivemeans as necessary to prevent dangerous reverse current flow (e.g., diodes, fuses, etc.);
(e)Cells and batteries shall be manufactured under a quality management programme thatincludes:
(i)A description of the organizational structure and responsibilities of personnel withregard to design and product quality;
(ii)The relevant inspection and test, quality control, quality assurance, and processoperation instructions that will be used;
(iii)Process controls that should include relevant activities to prevent and detect internalshort circuit failure during manufacture of cells;
(iv)Quality records, such as inspection reports, test data, calibration data and certificates.Test data shall be kept and made available to the competent authority upon request;
(v)Management reviews to ensure the effective operation of the quality managementprogramme;
(vi)A process for control of documents and their revision;
(vii)A means for control of cells or batteries that are not conforming to the type tested asmentioned in (a) above;
(viii)Training programmes and qualification procedures for relevant personnel; and
(ix)Procedures to ensure that there is no damage to the final product.
NOTE:In house quality management programmes may be accepted. Third party certification is not required, but the procedures listed in (i) to (ix) above shall be properly recorded and traceable. A copy of the quality management programme shall be made available to the competent authority upon request.
(f)Lithium batteries, containing both primary lithium metal cells and rechargeable lithium ioncells, that are not designed to be externally charged (see special provision 387 of Chapter 3.3)shall meet the following conditions:
(i)The rechargeable lithium ion cells can only be charged from the primary lithium metalcells;
(ii)Overcharge of the rechargeable lithium ion cells is precluded by design;
(iii)The battery has been tested as a lithium primary battery;
(iv)Component cells of the battery shall be of a type proved to meet the respective testingrequirements of the Manual of Tests and Criteria, part III, sub-section 38.3;
(g)Manufacturers and subsequent distributors of cells or batteries manufactured after 30 June2003shall make available the test summary as specified in the Manual of Tests and Criteria,Part III, sub-section 38.3, paragraph 38.3.5.
Lithium batteries are not subject to the provisions of ADR if they meet the requirements of special provision 188 of Chapter 3.3.
Life-saving appliances include life-saving appliances and motor vehicle components which meet the descriptions of special provisions 235 or 296 of Chapter 3.3.