Solution : https://service.sap.com/sap/support/notes/1020462 (SAP Service marketplace login required)
Key words : 
health & safety -> product safety -> substance volume tracking, ne - reach imp mseg ebeln 1, eq 0002 reach    pro mseg werks 1, ne - reach pro mseg aufnr 1, ne - reach exp mkpf xblnr 1, eq 0001 reach    pro mseg bukrs 2, ne 0 reach pro resb matnr 1, reach    pro mseg bukrs 1, reach pro resb bdmng 1, system variable sy-cprog
Related Notes : 
       
| 1508554 | Performance improvements in sales scenario | 
| 1487983 | Performance or memory problems for substance volume tracking | 
| 1449701 | SVT: Overview note providing additional information | 
| 1172607 | SVT: Implementing customer-specific requirements | 
| 1129896 | Unclear quantities in produced substance quantity tracking | 
| 1115641 | Customizing settings for substance volume tracking | 
| 905726 | Substance volume tracking in SAP EH&S |