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Table 1 Optimizing the influencing parameters in treatment process of sewage water sample

From: Rapid ecosynthesis of TiO2@CuO@Chromite nanocatalyst for environmentally friendly applications: solventless cyanation of aldehydes and high efficient treatment of sewage waters

EntrySewage sample (mL)TiO2@CuO@Chromite NCs (mg)NaBH4 (M)Temperature (°C)AppearanceTime (h)
110035 × 10−3RTCloudy24
210038 × 10−350Cloudy12
310053 × 10−3RTCloudy5
410056 × 10−3RTClear1
510058 × 10−350Clear1
610075 × 10−3RTClear1
710078 × 10−350Clear1
8100105 × 10−3RTClear1
9100108 × 10−350Clear1
1010015050Cloudy15
11100No catalyst8 × 10−350No change48