N.I.T No 4 (2019-20)

Specifications for COD Digestion Unit Brands ---- BEHR/GERHARDT/BOROSIL/FOSS DESCRIPTION SPECIFICATIONS No. of Positions 15 Positions Type of Digester Machine Monoblack 1050 pure Aluminium block digester with high heating efficiency Vessel Size 40 mm dia reaction vessels for easy sample loading. Condenser height Effective condenser 655mm height Digestion tube stand Material Unit must be provided with a Stain Steel rack to hold the digestion tubes. Display Digital PID temperature controller Temperatures range 450°C Timer Timer range unto 99hrs with display Unit Size Minimum space consumption (compact) Spare part availability SWSpare parts should be available on additional cost

2. Digital Burette with Magnetic Stirrer Brands: Borosil/ Brand/ Eppendorf Capacity 50 ml Control Microprocessor control motorized mechanism with “screen touch control panel”, facility to titrate dropwise. Recirculation Valve Recirculation Safety valve technology to allow purging without waste of reagent Inlet Tube Inlet tube is telescopic to adjust according to bottle size. Nozzle Dispense easily flexible nozzle. Errors Limit Standard Errors limits within the limits of DIN EN ISO 8655-3 PC Interface USB drive for software and driver updates Calibration In-house user friendly calibration Adapters Sets Adapters sets 28,32,36,40,45mm threads with 360° Rotation Battery Capacity 14.4 V mAh Li-ion rechargeable battery Window Amber/Clear Clear and Amber -inspection window for light sensitive media Titrations Volume Range 0.005 ml - 99.99 ml Accuracy 0.20% Modes for Speed 3 dispensing speeds *Fast, Medium & Dropwise mode Filling of Burette Auto filling with touch screen. Records PC interfaces with computer & maintain the records. Motor less Motor less noise free operation of Stirrer with pulse mode feature-changes direction every 30 secs for through mixing Digital display panel on stirrer to indicate RPM 15 to 1500 and timer Top (SS) SS top to fight corrosion and IP 65 compact design Beads Teflon Magnetic beads

Vinay Brothers Diagnostics

SHAKTI CHEMICALS