adj.有六价的
The recent development of Cr deposition, especially hexavalent chromium electrodeposition was introduced.
介绍了近年来电镀铬, 特别是六价铬电镀的新发展.
The adsorption of hexavalent chromium by in solubilized humic acid was investigated.
研究了不溶性腐殖酸对六价铬的吸附作用.
Can determine a chemical into the EU limit for hexavalent chromium test instructions.
可用化学法进一部确定,欧盟针对六价铬的测试限量指令.