Issue 24/2015 - Explosion-proof transformation of the extraction and purification process of hydrogen peroxide plant
Time of Update: 2022-11-13
2. Explosion-proof transformation first, the extraction tower is vented separately (separated from the venting of the extractor separator and the working liquid metering tank, and the high-level aggregate tank is removed); The outlet interceptor of the extractive liquid is moved upwards to reduce the gas phase space at the top of the extraction column.
Chemical Park Weather Station - An Explosion-proof Weather Station for Creating Safety Production Management (News/Essentials
Time of Update: 2022-09-07
4-2010 Explosive atmospheres Part 4: Protection of equipment by intrinsically safe type "i'"Chemical Park Weather Station - a creation of safety production management explosion-proof weather station (news / points) Shandong Jingdao photoelectric manufacturers.
Scope of application of pharmaceutical grade propylene glycol solvent content CAS57-55-6 quality standard
Time of Update: 2022-08-20
5 g of propylene glycol in every lpil, as the test solution; Take an appropriate amount of this product for moisture, and measure it according to the moisture determination method (general rule 0832 first method 1), and the moisture content should not exceed 0.
Stroke: After successful reperfusion with endovascular therapy, the greater the drop in blood pressure, the better the outcome
Time of Update: 2022-04-22
To assess the relationship between changes in systolic blood pressure (ΔSBP) at different time intervals after successful reperfusion and imaging and clinical outcomes, a joint study was conducted by experts from the Department of Neurology at the University of Washington and the Department of Neurosurgery at the Medical University of South Carolina, The results were published in the journal Stroke .
【Coating Society Information】Discussion on the pollution prevention and control methods of VOC produced in coatings
Time of Update: 2021-03-22
In the prevention and control of VOC pollution, it is necessary to strengthen on-site management and strengthen The improvement of process equipment and the active research and development of new coating products and other aspects of manpower to reduce the pollution caused by VOC in the production of coatings.
Introduction to Supercritical Fluids and Their Applications
Time of Update: 2020-12-24
The areas where the substance exists as a single solid, liquid, or gas phase are labeled, as is the triple point where the three phases coexist.
What do you love? Vocs
Time of Update: 2020-12-13
the current situation of environmental air quality evaluation is generally used TVOC, emission standards are used in non-methane total hydrocarbons.
Scientific reports: exploring the mystery of champagne fog color
Time of Update: 2017-09-18
Warm reminder: when you enjoy champagne, you don't need to shake the Champagne Cup, because the bubble string will automatically disturb the liquid and make the aromatic substances escape Learn a little about the science of champagne, and you'll have more fun enjoying it later Thesis link: https://