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The order in which the filter is assembled is 1.A. fold the filter paper twice into A conical shape,Put in the funnel.Filter paper edge below funnel edge.B wet filter paper (using dropper ),Drive away the bubbles with a glass stick,Keep the filter paper close to the Funnel Wall.2.A. Place the funnel on the iron ring of the iron frame,Put the beaker at the lower end.B. The lower end of the funnel is close to the inner wall of the beaker.3.A. drain with glass rods,The end of the glass stick rests on three layers of filter paper,Pour the coarse salt water in the beaker into the filter.The filter paper does not score.B. There is no loss of crude salt water during transfer.The liquid level in the funnel during transfer is not higher than the edge of the filter paper.C. clarification of the filtered filter.
What is the central front filter? (Detailed points) Front filter: Definition: Home type front filter is the first coarse filter device for the whole house water.Can filter the sediment in tap water,Rust,Large particles.Installation location: usually after installing the water meter in the inlet pipe,The corresponding space and the open pipe exposed to the outside are required.(In the early days of general decoration,When the waterway is rebuilt, the location must be reserved.) Function: filter the sediment in tap water,Rust,Large particles.Prevent a large number of precipitated impurities generated in the urban and residential water supply pipe networks from causing harm to the human body,It also plays an active role in pre-protection of dark compress pipes, faucets, plumbing, water heaters, boilers, central air conditioners, washing machines, dishwashers, coffee machines and other water appliances (water purification machines, pure water machines, water softens.The front filter is the nemesis of the secondar
