NIT No. 28 2022 23 Item No.2

Specification for Manifold Membrane Filtration Assembly • Equipment Type: Benchtop • Group: Microbiology • Analysis: Water/Wastewater • Parameter: Microbiological count/ TSS • Scope: Central/Zonal/Plant labs/Field Analysis • Principle: Filtration • Approved Makes/Brands: Sartorius/ Thermo Fischer Scientific/ Pall corporation/ Hi- media/ Merck/Axiva Each unit of Stainless Steel, 3-6 Station Manifold Assembly should include the following components as per the mentioned specification(s): 3-6 Station Manifold System-1NO: S.S. Sterility Test Manifold System with 6 stations, an integrated filtration system for filtering multiple samples off one vacuum source and made up of SS304 with support plates, Teflon spool, should be compatible with SS Sterility Test Filter Holders 47mm. •SS Filter holder 3-6 NOs: each of 47mm diameter & 300ml capacity, ultra light weight stainless steel filter holder with funnel for vacuum filter applications; Stainless steel 304 funnel, lid, base and support screen Stainless steel 304 spring clamp and silicone stopper; Unique stainless steel support screen to avoid rupture of membrane disc during filtration, Standard silicone rubber stopper for mounting filtration assembly either on 1L filtration flask or on SS Sterility Test Manifold System; Complete unit can be autoclaved with membrane in place. •Stop Cork with tube-1NO: Material of Construction: Silicon/Neoprene; Rubber Size: No #8 with SS304 tube all compatible with the receiver flask •Receiver flask-2NOs: Material of Construction: Borosilicate Glass, Capacity: 1000mL •Silicon Tube with Connector-2NO: Diameter: 10 x 8 mm; Length: 1 to 1.5 meter •Vacuum Pump-1NO:Flow – 75 LPM (High Flow); Vacuum -550 mm HG; MOC- Aluminium Die Cast, Motor–1/4hp; Power – 230V AC; Noise level- 50DB; Connection – 10mm Hose •Forcep-1NO:Blunt & medium size

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