在过去的20年中,职业健康、安全和环境问题已经引起世界各国越来越强烈的关注。作为回应,政府和有关部门,例如联合国已经参与发展和改善工作,提出了化学品安全知识的规定。虽然,各国对于化学品安全资讯提供的规定有一定的分别,由于长期的研究和完善法规,已使各国政府对有效和无效的法规有更多的共同领悟。以下是一些技术说明书的共同准则: Over the past two decades, occupational health, safety and environment issues have drawn increasing attention from all countries in the world. In response, the government and relevant agencies, such as the United Nations, have been involved in the development and improvement efforts and have put forward the chemical safety knowledge. Although there are some differences between countries in the provision of information on chemical safety, due to the long-term research and improvement of laws and regulations, governments of all countries have made the common understanding of effective and ineffective laws and regulations more common. Here are some common guidelines for technical specifications: