tender for purchase of equipment , laminar air flow , equipment type - horizontal laminar air flow system; working size - w 4 × d 2 × h 2 feet; material of construction (moc) - gi with powder-coated construction; certification - en 12469:2000 & en 61010-1:2010 certified; cleanliness class - iso class 5 as per iso 14644-1; airflow direction - horizontal; particle retention - 0.3 micron & above; noise level - 65 db (a-weighted) ± 5; air velocity - 90 feet/minute ± 20; worktable material - is304 grade stainless steel surface; front door - 5 mm thick polycarbonate, manual vertical sliding type; uv lamp - philips make; illumination - led tube fittings; differential pressure monitoring - 0-25 mm differential pressure sensor with digital display; accessories - 5/15 annual periodical maintenance power point, gas inlet, castor wheels, and power cord; power supply - 230 v, single phase, 50 hz; filter type - mini-pleat hepa filter, separator less; filter media - ultra-clean imported glass fiber paper; retention - 0.3 micron with a maximum pressure drop of 12 mm wg; efficiency - 99.997%; filter grade - h14; pre-filter media - synthetic non-woven polyester fibers; pre-filter casing - aluminium powder-coated frame; pre-filter retention - 5 micron & above; pre-filter efficiency - 95%; cabinet material - galvanized iron (gi), 18 swg sheet metal; surface finish - powder-coated finish; blower type - outer rotor type blower system; impeller - dynamically and statically balanced aluminum centrifugal impeller; motor - single-phase motor; housing - pu-coated gi casing directly connected to the filter chamber; control type - microprocessor-based semi-automatic control; display - led/lcd display; controls provided - soft-touch switch pads for blower, uv lamp, and daylight l interlock function - front door opening/closing is interlocked with uv on/off operation; safety feature - uv automatically switches off when the front door is opened and automatically switches on when the door is closed; purpose - prevent accidental exposure of uv rays to users; warranty - 1 year. solid sample holder should be supplied along with the instrument. warranty: two years