Description Ramps that allow multiple filtration vacuum filtration of 1, 3 or 6 samples simultaneously. Made of stainless steel, are specially developed to work in quality control in the food industry chemicals, pharmaceuticals, or to analyze all types of water.These ramps should be used with stainless steel filter holder (not included) sterilized by autoclaving (121 º C) or dry heat, and more resilient to shocks, falls, etc., The glass holder.The housings are attached to the ramp by a threaded joint which makes unnecessary the silicon stopper, creating a more secure and efficient connection. The ramps also presents keys and control valves in each because you can work independently, so that leaks in series with common drainage can be performed quickly and simply. The vacuum connection is through olive outer diameter of 13 mm. ACCESSORIES: For use, each ramp must be completed with the appropriate number of stainless steel filter holder and a vacuum pump. 052-59050301: Ramp filtering steel holder., 1 position Stainless SteelHolder not includedAccessories:052-99050303 steel filtration funnel with lid, 300 ml.052-99050305 steel filtration funnel with lid, 500 ml.Main 052-99050310 stainless steel filtration052-99050311 stainless steel grill 052-59050303: Ramp filtering steel holder., 3 positions Stainless SteelHolder not includedOliva output: 12 mmTube thickness: 16/10 mmThin tube: 13 / 6 mmAccessories:052-99050303 steel filtration funnel with lid, 300 ml.052-99050305 steel filtration funnel with lid, 500 ml.Main 052-99050310 stainless steel filtration052-99050311 stainless steel grill 052-59050306: Ramp filtering steel holder., 6 positions Stainless SteelHolder not includedAccessories:052-99050303 steel filtration funnel with lid, 300 ml.052-99050305 steel filtration funnel with lid, 500 ml.Main 052-99050310 stainless steel filtration052-99050311 stainless steel grill