How to maintain the distilled water machine
Time of Update: 2020-11-16
distillation water machine using high temperature and high pressure operation, to ensure stable production of heat-free injection water.
Application advantages and considerations for short-range molecular distillers
Time of Update: 2020-11-15
Check that the import and export valves for cooling water in each component are open.
How to choose an all-in-one distiller
Time of Update: 2020-11-15
pre-determination sample distillation treatment. Main differences: 1. Screen 2. Weighing or not 3. Whether the built-in air-cooled circulating water unit is the main three different screens: simple type with digital display function, specific
Distilled water, double distilled water, ultra-pure water, deionized water, sterile water.
Time of Update: 2020-10-26
and then through the yin and cation exchange column in turn to remove ions and then pressurized through Reverse osmosis membrane finally also generally has to go through a step of ultraviolet sterilization to remove the water microorganisms
The problems and solutions common in the process of water production of multi-effect distilled water machines.
Time of Update: 2020-07-17
and multi-effect distilled water machine in the use of different factors affecting water quality, today small tape everyone to understand the multi-effect distilled water machine in the process of water production common problems and solutions.
Common problems and solutions in the process of water production of multi-effect distilled water machines
Time of Update: 2020-07-15
And multi-effect distilled water machine in the use of different factors affecting water quality, today small tape everyone to understand the multi-effect distilled water machine in the process of water production common problems and solutions.
Time of Update: 2020-06-12
character" this product is brown black or black-type, very viscous liquid, thin layer translucent, but a little longer, that is, become opaque, like pine oil special odor, with coke, saturated water solution acidreaction.
Hawthorn nuclear distillate
Time of Update: 2020-06-12
Extraction Source: This product is made from the core of the red Crataegus Pinnati N.B. Inthea Bunge var.major N.E. Br. of the mountain of the of the Rosewood , and is a petroleumy liquid obtained by dry distillation, which
What is the difference between a rotary evaporator and short-range distillation?
Time of Update: 2020-05-28
However, if there is a small degree of co-evaporation (co-boiling behavior) and there is sufficient difference between the selected temperature and the boiling point under decompression, then careful application can also remove the solvent from the sample containing liquid compounds.
What should be paid attention to when using multi effect distilled water machine
Time of Update: 2019-12-23
Ensure that there is enough pure water in the pure water storage tank for operation, and timely produce when it is insufficient, so as to ensure the safe operation of the distilled water machine.
What do you know about the conditions and advantages of molecular distillation?
Time of Update: 2019-10-21
2. Under the saturated pressure, the average free path length of steam molecule should have the same order of magnitude as the distance between the surface of evaporator and condenser.
How to improve the distillation efficiency of rotary evaporator in laboratory?
Time of Update: 2019-03-26
However, due to the difficulty of cleaning the silicone oil medium, the rotary evaporator manufacturers generally recommend that users reduce the vacuum value to achieve faster distillation efficiency.
How to improve distillation efficiency of rotary evaporator?
Time of Update: 2019-03-25
The distillation efficiency of rotary evaporation apparatus in laboratory is a very important performance
On the one hand, the distillation efficiency determines
Daily maintenance of glassware of automatic integrated distiller
Time of Update: 2019-02-12
For the cleaning of the instrument, after distillation for a period of time, the scale will accumulate in the horizontal flask and on the surface of the quartz heating tube.
How to match the purification distillation of circulating water vacuum pump instrument
Time of Update: 2019-01-14
There is no water, no oil and no waste medium in the diaphragm pump, and the oil pump is likely to return oil in use, resulting in pollution of drying oven and sample.
Volatile phenols in the application of integrated distillation apparatus
Time of Update: 2018-11-09
5. Add 2.0ml buffer solution into the separating funnel, set the extraction intensity as 40Hz, time as 90s, retention time as 0, and extract once to mix the solution.
The main functional features of the integrated intelligent distiller
Time of Update: 2018-08-16
Features: (1) automatic detection of distillation end point function, automatic stop of heating, distillation volume control within ± 2ml, high degree of automation; (2
Operation and precautions of stainless steel electric water distiller
Time of Update: 2018-03-14
1、 Preparation 1
Before use, brush the inside of the distiller and replace the water stored overnight with clean water
Close the drain valve 3
of Sciences has made important progress in the recovery of ionic liquids by membrane distillation technology
Time of Update: 2018-03-01
As a green solvent, ionic liquid plays an important role in separation, catalysis and electrochemistry
However, ionic liquids are generally expensive and cannot
How to choose rotary evaporators for distillation and purification
Time of Update: 2018-01-29
How to choose rotary evaporators for distillation and purification Rotary evaporator is an experimental equipment for rectifying and purifying in the laboratory