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Why is the GDSZ high and low temperature circulation device so important for chemical experiments?
Time of Update: 2022-09-14
The GDSZ high and low temperature circulation unit provides both a cold and heat source, and it is a temperature control system developed in combination with a refrigeration system and a heating method.
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How can I reduce the corrosion rate of syrup filling machine?
Time of Update: 2022-09-14
When this steel is used in an ordinary working environment, it will not cause great corrosion and will not cause great harm to the use of mechanical equipment.
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Gas materime GCMS double ion source EI and CI differential performance
Time of Update: 2022-09-14
3, to ensure high sensitivity, with independent ion sources have the same qualitative quantitative effectFor the same mass spectrometer, several different ion sources such as electron bombardment ionization sources (EI) and chemical ionization sources (CI) can be used.
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Impurity Filter – An easy-to-use and reliable milk impurity filter @2022 has been updated
Time of Update: 2022-09-14
30-2016。 Configuration: one host, two dairy aluminum dish boxes, one box of impurity degree filter membrane, one impurity standard board, one impurity standard board instructions, one instruction manual for impurity filter, one copy of experimental specifications, one certificate of conformity) Optional: dairy special electronic thermometer, milk consistency meterDDB Impurity Filter – An easy-to-use and reliable milk impurity filter @2022 has been updated with TheHengmei impurity filter - a convenient and reliable milk impurity filter.
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Simple operation and maintenance of biochemical incubators
Time of Update: 2022-09-14
3. Set the temperature temperature you need by operating the temperature controller on the control panel When the set temperature is greater than the ambient temperature of 5 °C, please place the refrigeration transfer switch in "RT+5 °C".
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Medicinal grade chlorhexidine gluconate solution Chlorhexidine content 20 pharmacopeia standard
Time of Update: 2022-09-14
1% naphthylene hydrochloride ethylenediamine solution 5ml and ethanol 1ml, then add water to dilute to 50ml, shake well, leave for 30 minutes, such as color, Compared with the p-chloroaniline solution [take an appropriate amount of p-chloroaniline, precisely weigh, add hydrochloric acid solution (9→100) dissolved and quantitatively diluted to make a solution containing about 10 μg per 1 ml] 10.
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Handheld Five-Parameter Automatic Weather Station - Weather Meter 2022 with Accurate Detection Results has been updated
Time of Update: 2022-09-14
0 Internal power supply: 18650 rechargeable lithium battery (factory standard with one battery, up to three) Charging interface: lithium battery external charging adapter Working time: fully charged (1 18650 lithium battery), can work continuously for 24 hours Dimension: Ø82*249mmJD-SQ5A handheld five-parameter automatic weather station - accurate detection results meteorological instrument 2022 has been updated, [Shandong Jingdao Optoelectronic Manufacturer] consists of the main instrument, two detection modules and an interface conversion module.
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What accessories are there for Sartorius electronic balances?
Time of Update: 2022-09-14
What accessories are there for Sartorius electronic balances?
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The working principle and use of the anaerobic incubator
Time of Update: 2022-09-14
The external air source pipe fittings should be adapted, the plug should be sealed firmly, and the zero pressure should not exceed the zero pressure or 1 atmosphere when inflatingThe anaerobic incubator is a device for bacterial culture and manipulation in an anaerobic environment, which can cultivate anaerobic organisms that are difficult to grow, and can avoid the danger of death from the previous anaerobic organisms in the atmosphere when they are exposed to oxygen.
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How the reactor heating the refrigeration system completes the cycle
Time of Update: 2022-09-14
6. After the refrigerant of the reactor heating and refrigeration system vaporizes the heat absorption from the equipment (at this time, the working medium is usually dry saturated steam or close to dry saturated vapor), and then enters the compressor to compress in an adiabatic state, the temperature exceeds the ambient temperature, and then enters the condenser to dissipate heat to the ambient medium isobaric pressure.
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What are the refrigeration and heating effects of reactor high and low temperature control
Time of Update: 2022-09-14
3, when the process requires temperature, the use of saturated industrial steam heating, its steam pressure to meet the requirements, it can be seen that the strength and sealing performance requirements of the materials used in the steam heating equipment will be heat transfer oil heating equipment.
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Integrated Automatic Weather Station - A Weather Monitoring Station for Agricultural Use #2022 has been updated
Time of Update: 2022-09-14
The equipment innovatively adopts eight-element integrated sensor, which can make real-time observation of meteorological elements such as wind speed, wind direction, temperature, humidity, air pressure, pm2.
The equipment innovatively adopts eight-element integrated sensor, which can make real-time observation of meteorological elements such as wind speed, wind direction, temperature, humidity, air pressure, pm2.
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Advantages of food freeze dryer in lyophilization of agricultural products lilies
Time of Update: 2022-09-14
Food freeze dryer is the abbreviation of food vacuum freeze dryer, widely used in fruit and vegetable freeze drying, meat freeze drying, dairy products freeze drying, fish freeze drying, coffee freeze
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What does "three boxes" in the three-box high and low temperature impact test chamber mean?
Time of Update: 2022-09-14
Three-box type high and low temperature impact test chamber to adopt * heat insulation structure and heat storage and cold storage effect, the test to be measured is completely stationary, the application of cold and hot air circuit switching mode, impact test automatically open the high temperature area and low temperature area of the air valve to achieve high temperature and low temperature impact test.
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What is the purpose of the salt spray test chamber to do the experiment
Time of Update: 2022-09-14
Typical salt spray test chamber erosion test standard: put the specimen into a stable, saturated state of air humidity (RH) natural environment, and in the necessary time, such as 999H, with 5% NaCI aqueous solution as a solidification corrosion resistance, its temperature of 35 ~ 40s °C; In addition the way is called the air humidity method.
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What we need to pay attention to when installing the viscometer
Time of Update: 2022-09-14
Viscometers are instruments used to measure the viscosity of fluids (liquids and gases).
Viscometers are instruments used to measure the viscosity of fluids (liquids and gases).
Viscometers are instruments used to measure the viscosity of fluids (liquids and gases).
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Selective analysis of the heating and cooling system of the reactor
Time of Update: 2022-09-14
3. When replacing the packing, the main role of the conventional high and low temperature integrated valve is to prevent the heat conduction oil from leaking along the axial direction of the valve stem.
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The function and use of the tensile strength testing machine of anchor rod anchor cable
Time of Update: 2022-09-14
Anchor rod anchor cable tensile strength testing machine Function and use: u This series of testing machine is an important instrument and equipment for testing the physical properties, mechanical properties, process properties, structural seismic strength and internal and external defects of materials and components in various environments and simulated states of various materials and their products.
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Do you know much about the installation steps of the pharmaceutical tablet press?
Time of Update: 2022-09-14
The pharmaceutical special tablet press is equipped with medium mold spinning loose medium mold fixed immovable screws to put the middle mold flat into the hole of the medium mold plywood, and at the same time, the lower punch into the hole of the medium mold is pressed to press the bottom and then tighten the medium mold fixed screw.
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Pharmaceutical grade titanium dioxide titanium dioxide 25kg pharmaceutical grade shading agent
Time of Update: 2022-09-14
Pharmaceutical grade titanium dioxide titanium dioxide 25kg Pharmaceutical grade shading agent Pharmaceutical grade titanium dioxide titanium dioxide 25kg Pharmaceutical grade shading agent Eryanghuat
