DS-500/1 20mm dia. generator, with S20C/SR20 flat head-open slot coarse generator, 215 immerse length for solid/liquid media, volumes 10-5000ml
18900116
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DS-500/2 20mm dia. generator, with S20F/ER20 flat head-open slot fine generator, 215 immerse length for Water in Oil or Oil in Water emulsions, volumes 10-5000ml