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MLIT導電率 μS/cm 181 194 180 153 179 123 149 124 139 総硬度 mg/l 硫酸イオン mg/l 26.0 20.6 15.5 23.4 塩化物イオン mg/l 8.7 5.1 2.8 4.3 陰イオン界面活性剤
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