产物用去离子水洗涤，磁体分离后分散在7ml0.12M四乙基氢氧化铵水溶液中，从而得到稳定均匀的Fe3O4悬浮液。
The product was washed with deionized water using a magnet and dispersed in 7 ml 0.12 M TEAOH.
若想要真正为洗涤槽和排水管消毒，每周用一汤匙漂白剂和一夸脱 (约946毫升)水的混合溶液清洗两次：先擦洗洗涤槽，然后将混合溶液倒入排水管。
To really disinfect the sink and drain, clean them twice a week with a solution of one tablespoon of bleach and one quart of water: scrub the basin, then pour the solution down the drain.
将洗涤器浸入1汤勺配2加仑水的溶液中，然后将多余的水挤去。
Dip the scrubber in a solution of 1 teaspoon dishwashing liquid to two gallons of water. Squeeze excess water from the scrubber.
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