เคมี

Solvents Industrial Relative density Methylene dichloride Evaporation residue determination Acidity Volumetric analysis Distillation Acidimetry Chlorine Distillation methods of analysis Gravimetric analysis Determination of content Chemical analysis and testing

https://bsol.bsigroup.com/Bibliographic/BibliographicInfoData/000000000000317281

https://www.en-standard.eu/bs-1994-1993-specification-for-dichloromethane-methylene-chloride/