HY/T 239-2018 Design specification for process of magnesium hydroxide from seawater

GB 8978-1996 HG/T 20519 HG/T 20546 HG/T 20688 GB 5083-1999 General rules for designing the production facilities in accordance with safety and health requirements GB 5083-2023 General rules for designing the production facilities in accordance with safety and health requirements HY/T 111-2008 Magnesium hydroxide slurries and filter cakes The design conditions proposed by the HG/T 20549.4-1998 Standard for the Pipeline Layout of Chemical Installations GB 50021-2001 Code for investigation of geotechnical engineering HG/T 20549.2-1998 Piping Design Requirements for Chemical Plant Installation Engineering HG/T 20549.5-1998 Technical Specifications for the Design of Pipeline Arrangement in Chemical Installations HG 20571-1995 Hygienic Design Regulations for Chemical Enterprises (with Explanatory Notes) HG 20571-2014 Code for safety and hygiene design of chemical enterpriese GB 50160-2008 Fire prevention code of petrochemical enterprise design GB/T 50483-2019 Code for design of environmental protection of chemical industry projects