Stomacher®3500/4500 Description A series of a versatile range of tools for large volume blending and extraction, particularly where all the washing solution or solvent needs to be retained for analysis. Request Info OTHER PRODUCTS FROM SEWARD LTD. Stomacher® 400EVO Read More » Stomacher® 80 Biomaster and MicroBiomaster Read More » Stomacher®3500/4500 Read More » Stomacher® 400 Circulator Read More »