Ashless paper (<0.007%) made of cotton fibers for medium-slow filtration. Used for gravimetric analysis for numerous components, as well as all types of pre-filtrations. Suitable as a primary filter to separate solid matter and fine precipitates from aqueous extracts, soil analysis and quantitative determinations of fats and oils in water, sediments in milk and cleaning of solutions for AAS (Atomic Absorption Sprectrophotometry). Weight 85 g / m², thickness 170 μm, filtration speed 100 s, retention 7 – 9 μm, wet bursting strength> 30 kPa. Available in discs (presented in packages of 100 discs in box). Equivalence: Whatman 40
Ashless paper (< 0.007%) made of cotton fibers. Very low flow rate, adequate for fine particles retention. Suitable for precipitate filtration of cold barium sulphate, lead sulphate, zinc and nickel sulphides, etc. Weight 100 g / m², thickness 160 μm, filtration time 300 s, retention 2 – 3 μm, wet bursting strength > 20 kPa. Available in discs (presented in packages of 100 discs in box). Equivalence: Whatman 42
Low ash paper (< 0.06%) made of cotton fibers. High flow rate, suitable for the retention of coarse precipitates, such as hydroxides and metal sulphides, and gelatinous substances. It is also used for rapid filtering of organometallic precipitates, routine cleaning of biological fluids, analysis in the food industry, etc. Weight 85 g / m², thickness 210 μm, filtration time 10 s, retention 15 – 20 μm, wet bursting strength > 30 kPa. Available in discs (presented in packages of 100 discs in a box). Equivalence: Whatman 4
Collecting recipient that prevents contaminants from migrating into the vacuum pump and prevents vapors from being emitted back into the laboratory system. Made of resistant PC plastic. With entrance and exit ports for connecting tubes
Molded in one piece, can withstand full vacuum to 30 mmHg. Suitable for tubing with 6,4 mm to 9,5 mm inner diameters. Side arm tubulation at 45º angle helps prevent tipping
Very suitable for culture media assays. Membrane made of Polyethersulfone (PES), inherently hydrophilic. Fast filtration speed. Membrane mechanically very strong and resistant to an extensive range of aqueous solvents. Low protein binding
Includes stainless steel holder, support screen and funnel (300 ml), silicone stopper #8 (Øupper 37 mm and Ølower 30 mm) and aluminium clamp. Can be connected to any filter holder bearing a stopper size #8
Made of top quality 3.3 borosilicate glass. Includes base with fritted glass holder, silicone stopper #8 (Øupper 41 mm y Ølower 33 mm), funnel and aluminium clamp. Can be completed with Filtering flask FFE3-1K0-002 or a Filter manifold
Made of top quality 3.3 borosilicate glass. Contains base and tubulated cap, PTFE-coated stainless steel screen, funnel and aluminium clamp. Hose connector is designed for tubing Øinner 6 mm. Flask is not included (see any 40/35 ground joint flask)
Made of top quality 3.3 borosilicate glass. Contains flask, fritted glass holder base, funnel and aluminium clamp. Hose connector is designed for tubing Øinner 6 mm
Special paper for determining the fineness of cement according to EN 196-6:2010 standard. Methods of ciment testing. Determination of fineness. Available in flat disks. Diameters: 12,7 mm or 40,5 mm
