Additives containing:<br> <br><br><br>-  a polyisobutylene succinimide based mixture, and<br> <br><br><br>-  more than 30 % but not more than 50 % by weight of mineral oils,<br>having a total base number of more than 40, for use in the manufacture of lubricating oils
Airworthiness tariff suspension
condition:C,certificate:C119,action:27|condition:C,action:07