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Application of concentration + purification nanofiltration membrane technology in biological fermentation
Time of Update: 2022-09-21
At present, the bio-fermentation concentration and purification process mainly uses nanofiltration membranes with a molecular weight of 100~1000Dal. The main feature of the nanofiltration membrane is that the interception performance of divalent ions, functional sugars, small molecular pigments, polypeptides and other substances is higher than 98%, and some monovalent ions, small molecule acids and alkalis, alcohols, etc.
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The mRNA vaccine giant will launch 34 vaccine projects
Time of Update: 2022-09-21
(Extended reading: mRNA vaccine giant pipeline combing) COVID-19 Vaccine Flu Vaccine Tumor Vaccine In 2023-2026, Moderna expects to launch a variety of vaccines worldwide, including human respiratory syncytial virus (RSV) vaccines and influenza vaccines, COVID-19 vaccines, and mRNA vaccines for rare diseases.
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The constant temperature and humidity test chamber should be stored to keep dry
Time of Update: 2022-09-21
However, if the tailgate is opened at this time, then the strong cold air from the outside world will enter the box.
However, if the tailgate is opened at this time, then the strong cold air from the outside world will enter the box.
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Artificial blood vessel overall permeability tester Fixture: 1 set of Shanghai Huitao
Time of Update: 2022-09-21
YY0500-2021 Artificial Blood Vessel Integral Water Leakage Tester Water Content Osmotic Pressure Test First, instrument features This equipment is a testing equipment that inspects the performance of
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GB 13022-91 Tensile properties test method for plastic films
Time of Update: 2022-09-21
1 Topic content and scope of application This standard specifies the tensile properties test method of plastic films and sheets.
1 Topic content and scope of application This standard specifies the tensile properties test method of plastic films and sheets.
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Medicare controls in the U.S. fail
Time of Update: 2022-09-21
It has been nearly a month since the signing of the US Inflation Reduction Act (IRA), and the content involving health insurance negotiations continues to ferment, suddenly attracting attention on th
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Shanghai Hongguan Instrument talks about the precautions for magnetic stirrers when using
Time of Update: 2022-09-21
should be cleaned, and the surface of the disk should be wiped clean with a clean clothMagnetic stirrer is no noise, no vibration, electronic constant temperature, stirrer, widely used in colleges and universities, environmental protection, scientific research, health and epidemic prevention station, petroleum, chemical, medical, etc.
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Exhaust air modification system for laboratory decoration
Time of Update: 2022-09-21
First, the laboratory exhaust ventilation transformation design parameters laboratory ventilation transformation design parameters include indoor and outdoor temperature and humidity requirements; Air quality; Equipment and process heat loads, including sensible and latent heat; Expected increase in internal loads; Minimum number of air changes; Intake and upwind; Exhaust equipment type; Control and alarm; Adjustment of the size and number of fume hoods is possible; Room pressure difference; Backup of devices and power supplies.
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Constant temperature incubator shaker temperature setting and setting method to improve accuracy
Time of Update: 2022-09-21
If the temperature point is in the constant temperature state of 4 °C - ambient temperature minus 10 °C, the cooling coefficient should be set to "0.
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Labeling machines also require regular maintenance
Time of Update: 2022-09-21
Daily maintenance precautions for the labeling machine: 1, it is easy to suck in dust during operation, so be sure to clean the dust on the equipment regularly.
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Basic knowledge of temperature control equipment
Time of Update: 2022-09-21
2 The temperature control products mentioned in this article mainly refer to small temperature control devices used in experimental instruments, and the main uses are supporting rotary evaporators, reaction kettles, or reaction vessels such as cooling and heating beakers, flasks and test tubes.
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Five advantages of high and low temperature cold and thermal shock test chambers
Time of Update: 2022-09-21
First, the high and low temperature impact test chamber has a prominent advantage is that it has good conductivity is ignited by The Sino-AMERICAN alloy is ignited and then added to China's unique rare earth and iron, copper and silicon and other elements, in order to treat the new alloy cable through its special process.
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Injection needle fracture force tester use method
Time of Update: 2022-09-21
Medical injection needle fracture force tester runs autonomously, only one key operation, the end of the instrument operation represents the completion of the detection work, after the end of the instrument operation will form a test data, we print it out is the test report.
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Great change in the medical equipment industry! How does the marketing department add value?
Time of Update: 2022-09-21
With the recent policy on the multiple encouragement of innovative medical devices, the research and development of mechanical enterprises, clinical personnel need to be retained, and the business team has a large number of resources, then only the "market service department" can be optimized.
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Learn about the standardized operation of reactor refrigeration and heating temperature control equipment
Time of Update: 2022-09-21
2. Reactor refrigeration and heating temperature control equipment refers to the circulation device that provides heat and cold source for the reactor, and laboratory instruments and equipment with dual functions of heating and refrigeration.
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Non-oxide ceramic spray drying granulation tower LPG-20
Time of Update: 2022-09-21
Non-oxide ceramic spray drying granulation tower LPG-20 non-oxide ceramics (such as carbides, nitrides) is a large class of important ceramics in advanced structural ceramics, its performance is super
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Powerful and compact, high-temperature synchronous thermal analyzers facilitate laboratory placement
Time of Update: 2022-09-21
The high temperature synchronous thermal analyzer is the core part of the whole device, which is composed of a sample chamber, a specimen crucible, a thermocouple, etc.
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Features of tensile testing machine
Time of Update: 2022-09-21
According to the industry and functional characteristics can be divided into 1, metal tensile testing machine: metal material tensile strength is large, elongation is small, need to be equipped with metal punctuation extensometer.
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Chemical Explosion-Proof Weather Station - Wind Speed And Wind Direction Monitoring 2022 Updated (News/News)
Time of Update: 2022-09-21
25%) ;( Beijing Meteorological Bureau calibration certificate)JD-CQXP Chemical Explosion-proof Weather Station - Wind Speed and Wind Direction Monitoring 2022 has been updated (News/Dynamics), [Shandong Jingdao Optoelectronic Manufacturers] Computer Software Design After the power supply of the equipment is turned on, the microcontroller first initializes each sensor or function module in turn, and then reads the data from each sensor or function module in turn.
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What is a medical plastic bottle? What are its features?
Time of Update: 2022-09-21
Product features of medical plastic bottles: 1, capacity: due to the particularity of drug packaging and medication, from a few milliliters to about 1000 ml, the shape is mostly round, but also square.
