Sampler, Tubus Sampler for free flowing, bulk goods up to approx. 1cm diameter. his makes it possible, for example, to remove hazel nuts, blends of tea, grain o similar items from large sacks. Operation: Insert Tubus into a sack to the desir d sampling depth, while keeping the collection tube closed using your hand. When ou take away your hand, the sample flows directly through the open tube intothec ntainer or sampling bag beneath it. - choice of 2 lengths, 40cm and 80cm- alsofo coarse-grained bulk goods - AISI 316 stainless steel - corresponds toISTA stand rd for seed lengths of 20mm and 10mm Type Tubus , Length 800 mm, Dia. 40 mm rd for seed lengths of 20mm and 10mm Type Tubus , Length 800 mm, Dia. 40 mm