DNVPS Line Sampler ABS , BV , CCS , DNV , GL , LR , KR , NK , RINA , RS Stainless Steel , Bronze MARPOL 73/78 . Manual valve-setting continuous-drip sampler to take the sampling of fuel oil for determination of compliance with Annex VI of MARPOL 73/78,Continous drip manual sampler is the proven method for effective samplingType:FS-S-100 , FS-S-150 , FS-S-200 , FS-S-250 , FS-S-300 , FS-S- ...