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How is the melting point of paraffin determined
Time of Update: 2023-03-04
Therefore, when the green light is on after the control function is powered off, adjust the temperature rise adjustment knob again to reduce the heating speed, so that when observed under the microscope, the temperature can slowly approach the melting point temperature of the measured material to achieve the observation effect.
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A picture to understand Several policies and measures for Shanghai to accelerate the construction of a global biomedical R&D economy and industrialization highland
Time of Update: 2023-01-05
Encourage the physical operation of biomedical R&D centers, introduce and cultivate innovative headquarters, improve the incubation and cultivation mechanism of science and technology enterprises, optimize support policies such as R&D and production, strengthen the guidance of fiscal funds to social capital, further increase the total economic contribution of Shanghai biomedical R&D, and build a global biomedical R&D economy and industrialization highland.
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The domestic bisphenol A market is not ideal
Time of Update: 2021-04-26
[China Epoxy Resin Industry Online] August 22, 2005: Recently, the domestic market price of bisphenol A continues to decline, and the mainstream transaction price is at 13,800 yuan/ton.
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Daily Review of Epichlorohydrin: Wandering and Finishing
Time of Update: 2021-04-21
[China Epoxy Network (China Epoxy Industry Online) www. epoxy-e. cn] November 24, 2010: The domestic epichlorohydrin market is lingering, finishing and maintaining. On the last trading day (November
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Daily review of BPA: the market continues to drop
Time of Update: 2021-04-21
cn), the downstream epoxy resin market has a limited number of transactions, manufacturers’ prices can still report stable shipments, and users’ wait-and-see atmosphere remains unchanged.
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Daily review of BPA: the hype goes up
Time of Update: 2021-04-20
On the last trading day (February 07, 2012), the mainstream transaction price in East China in the mainstream market began to form a range of 13,600-13,700 yuan/ton, with an increase of 300 yuan/ton.
On the trading day (February 07, 2012), domestic bisphenol A manufacturers maintained high reports and promoted the market.
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Daily review of epichlorohydrin: weak stalemate
Time of Update: 2021-04-06
[China Epoxy Network (China Epoxy Industry Online) May 28, 2012: Domestic epichlorohydrin negotiations are warm and cautious. On the last trading day (May 25, 2012), the mainstream transaction price
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The difference between epoxy floor paint and tiles
Time of Update: 2020-10-16
Generally speaking, tiles to aesthetic decoration-based, less useful, more use at home, its carrying capacity, wear resistance is poor, like the general industrial garage, production workshop, most of the use of strong function of epoxy floor paint.
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Effect of curing agent on Tg of epoxy resin III
Time of Update: 2020-03-25
Through the establishment of some simple molecular models of cured epoxy resin, in the study of the change of glass transition temperature (TG) of epoxy resin with the structure of curing agent, the s
