1. Pour the bottle of chemicals into the beaker
should pour the liquid, the volume over which to make the little down. Do not pour the rest back. Original container
not put chemicals left without cover. Make sure the lid is closed and before switching to the other bottles
2. The solution from the beaker into the cylinder and concave curve is below the suggested minimum volume
3. Using a pipette or dropper helps to adjust the volume to a minimum of solution curves. The match marks, Volume
4. Read volume of fluid in the cylinder. Done by lifting the cylinder upright and parts. Curves lowest volume readings at eye level and the lowest point of the curves
5. Pouring done by tilting cylinder, tap-to-mouth container supports.
การแปล กรุณารอสักครู่..
