Solution : https://service.sap.com/sap/support/notes/335943 (SAP Service marketplace login required)
Key words : 
acid/base capacity dimension internal unit, µs/cm            acid/base capacity, characteristic 'single axial compressive strength', acid-/base capacity si unit, dimensions acid-/base capacity mass, single axial compressive strength, /general/r3server/abap/note, mol/m3 iso code, mol/liter iso code, µs/cm application parameter
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| 394519 | Installation of SAP EH&S 2.7B/4.5B | 
| 393855 | Installing SAP EH&S 2.7B/4.6C | 
| 392841 | Installation of SAP EH&S 2.7B/4.6B |