The United Nations model regulations on the transport of dangerous goods (see http://www.unece.org/trans/danger/publi/unrec/rev13/13nature_e.html) outline good transport practice; most countries will have similar codes or standards.
《联合国关于危险货物运输的示范条例》概述了良好的运输实践；多数国家将有同样的代码或标准。