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Surface Water

2023-06-13 00:001512

Surface water is generally relatively clean. After 30 minutes of natural precipitation, taking the non precipitation part of the upper layer for analysis. If there are many suspended substances in the water sample or the color is darker, pretreat it by centrifugation, filtration or steam distillation. Using CIC-D120 ion chromatograph, SH-AC-3 anion column, 3.6 mM Na2CO3 + 4.5 mM  NaHCO3  eluent and bipolar pulse conductance method,under the recommended chromatographic conditions,the chromatogram is as follows.

地表水中阴离子.jpg


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