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Apr 08,2019
Zhejiang Artsen Chemical Co.,LTD. Project Environmental Impact Assessment Information Publicity
According to the Interim Measures for Public Participation in Environmental Impact Assessment, the Implementation Opinions on Effectively Strengthening Public Participation in Environmental Impact Assessment of Construction Projects and the Notice on Standardizing the Implementation of Public Participation System in Environmental Impact Assessment of Construction Projects, publicity must be carried out before the environmental impact report of this project is carried out, so that a wider range of social organizations and the public can understand and participate in the environmental impact assessment of the project. The relevant contents are hereby announced as follows:
Mar 15,2019
Welcome new and old customers to visit the advisory!
Zhejiang Artsen Chemical Co.,LTD. website has been revised and launched!
Zhejiang Exon Chemical Co., Ltd. website has been revised and launched!
Jan 05,2024
What are the refrigerants? Why choose R134a as a vehicle refrigerant
At present, the commonly used refrigerants on the market are R22, 134a, R404A, R407C, R410A, in addition to these there are very many, the following with you in-depth understanding of the characteristics of these refrigerants, why only these kinds of refrigerants. This is due to the destruction of ozone, many refrigerant models have been slowly eliminated, mainly including R11, R12, R113, R114, R115, R500, R502, etc.; then the ozone layer destruction coefficient is only a few percent of R11 R22, R123, R141b, R142b, etc. also began to slowly ban the use. At present, models with ozone layer destruction coefficient of 0: R134a,R125,R32,R407C,R410A, R152; The service life has not been announced yet. Let's learn about these refrigerants.