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∠lμg/L ∠5μg/L 10μg/L 20μg/L 50μg/L
1μg/L 5μg/L 10μg/L 20μ/L 50μg/L
1μg/L 5μg/L 10μg/L 20μg/L 50μg/L
<2μg/L <5μg/L 5~10μg/L 10~20μg/L 20~40μg/L
1μg/L 5μg/L 10μg/L 20μg/L 50μg/L
1μg/L 5μg/L 10μg/L 20μ/L 50μg/L
硫、铁、氯 碘、镁、氟 铁、铬、钴 钙、锌、碘 钙、锌、铅
<1μg/L <5μg/L 10μg/L 20μg/L 50μg/L
钙、锌、碘 碘、镁、氟 氯、铁、锌 硫、铁、氯 铁、铬、钴