The results are that acidified water sample is disadvantageous to the stability of chromium,sealing up and low temperature is advantageous to reserve the water sample of chromium species.

• 设计了不同酸度、不同温度、接触空气等条件的贮存方案,对含铬形态化合物水样的贮存和铬形态稳定性进行了研究。