In some cases, however, the use of the alternatives would not be permitted under the environmental regulations of the Russian Federation, which set human exposure limits for the substances at levels significantly lower than in other industrialized countries.
但在有些情况下，俄罗斯联邦环境条例不允许使用这些替代品，因为其规定的人类接触这些物质的最大量远远低于其他工业化国家。