GB/T 39560.702-2021
电子电气产品中某些物质的测定 第7-2部分:六价铬 比色法测定聚合物和电子件中的六价铬[Cr(VI)]
Determination of certain substances in electrical and electronic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(VI)]in polymers and electronics by the colormetric method
GBT39560.702-2021, GB39560.702-2021