SA7 2500rpm are laboratory vortex mixers permit scientists to control the mixing speed by selecting from 200rpm for more gentle mixing to 2500rpm for vigorous agitation. Integral retort rod fixing permit vessels to be secured raised the vortex activity for long term mixing. The ergonomic low profile design makes everyday vortexing comfortable for the user. Robust die cast body avoids unnecessary movement during use. Select between `touch' on mode and continuous operation simply by pressing a button on the facia. The SA8 can mix a variety of other vessels when used in conjunction with the SA8/1 accessory pack.