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The convention also distinguishes substances based on whether they are transported in bulk or in packaged form. Bulk HNS include solids and liquids, such as oils and liquefied gases. Packaged HNS include dangerous, hazardous and harmful materials and articles in packaged form, which fall under the International Maritime Dangerous Goods Code. [9]
Annex II: Control of pollution by noxious liquid substances in bulk: 6 April 1987: Annex III: Prevention of pollution by harmful substances carried by sea in packaged form: 1 July 1992: 138: 97.59 Annex IV: Pollution by sewage from ships: 27 September 2003 Annex V: Pollution by garbage from ships: 31 December 1988 Annex VI: Prevention of air ...
The Annexes of MARPOL contain detailed regulations with respect to the six main groups of harmful materials: Petroleum in any form ; Noxious Liquid Substances (NLS) carried in bulk (Annex II); Harmful substances carried in packaged form (Annex III); Sewage (Annex IV); Garbage (Annex V); and Air emissions (Annex VI). [6]
The HNS Convention covers hazardous and noxious substances that are included in the IMDG code. In Viet Nam according to Clause 2, Article 3 of Decree 34/2024/ND-CP, dangerous goods (dangerous goods) are goods containing dangerous substances that when transported on roads or inland waterways have the potential to cause harm to life, human health ...
The package testing is based on the packing group (hazard level) of the contents, the quantity of material, and the type of container. The UN recommendations are implemented by regulatory bodies in each country: Transport Canada, United States Department of Transportation, [3] etc. Some carriers have additional requirements.
R-phrases (short for risk phrases) are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous substances and preparations. The list was consolidated and republished in Directive 2001/59/EC, [ 1 ] where translations into other EU languages may be found.
In the absence of LC 50 data on the poisonous (toxic) constituent substances, the mixture may be assigned a packing group and hazard zone based on simplified threshold toxicity tests. When these threshold tests are used, the most restrictive packing group and hazard zone must be determined and used for the transportation of the mixture.
(3) Specification and non-specification packagings. Each package must be "designed, constructed, maintained, filled, its contents so limited, and closed" so that during transportation of hazardous contents — (1) There will be no identifiable (without the use of instruments) release of hazardous materials to the environment;