FAT EXTRACTOR SER 158 Series automatic solvent extractors The SER 158 is fully automated to maximize productivity and free operator time. Just Load&Go! Description The SER 158 is fully automated to maximize productivity and free operator time. Just Load&Go! Sample typeFeed, feed ingredients, forage, pet food, grain, cereal, oil seeds, DDGS.ParametersCrude fat, total fat and extractable matterAnalysis time60 min – 90 minPrincipleRandall improved Soxhlet