Knowledge
-
Apr / 07
2022
How to use spherical condenser
Wash the spherical condenser tube before use, expand the upper end of the spherical condenser tube, and connect it to the branch pipe of the flask with a rubber stopper that has been drilled.)
-
Apr / 06
2022
The spherical condenser tube is designed by Allihn and uses a bulb-shaped tube as the inner core tube.
-
Apr / 05
2022
The purpose of the sand filter device
This device is suitable for chemical analysis, sanitation inspection, environmental monitoring, biological products, product industry, scientific research, etc.
-
Apr / 04
2022
Instructions for the Soxhlet Extractor
Soxhlet extractor, also known as fat extractor or fat extractor. The Soxhlet extractor is composed of three parts: an extraction bottle, an extraction tube and a condenser.
-
Apr / 03
2022
Classification of condenser pipes
When there is a volatile liquid reactant, in order to avoid the loss of the reactant and make full use of the raw materials
-
Apr / 02
2022
The purpose of the condenser tube
It is used in distillation liquids or organic preparations, as condensation or reflux. Reflux unit and distillation unit are commonly used experimental devices for condenser tubes.
-
Apr / 01
2022
The difference between dropping funnel and separating funnel
The dropping funnel can be divided into a normal pressure dropping funnel and a constant pressure dropping funnel according to whether the air pressure of the upper and lower liquid surfaces is the sa
-
Mar / 31
2022
Assembly points of the separatory funnel
Check whether the glass plug and piston core are matched with the separatory funnel. If they are not matched, they often leak or cannot be operated at all.
-
Mar / 30
2022
How to use a separatory funnel
There is a piston on the neck of the separatory funnel, which is an important reason why it is different from ordinary funnels and long-necked funnels
-
Mar / 29
2022
Introduction to separatory funnels
Separation funnel is a kind of glass experimental instrument, including a bucket body and a bucket cover that covers the upper mouth of the bucket body.
-
Mar / 28
2022
The purpose of the filter bottle
It is suitable for decompression filtration of solutions in chemical plants, pharmaceutical factories, petrochemicals, scientific research units, laboratories or production.
-
Mar / 27
2022
Before use, wash the filter bottle, cylindrical funnel, sand core crucible and other instruments, and match the rubber stopper according to the size of the filter bottle mouth