bids are invited for lab instruments total quantity : 1-- 1 ph meter digital with electrode- working rang 0 to 14, resolution 0.1 / 001, 3 stage resolution0.001 ph unit readability, ac dc adapter ph meter digital type microcontroller based 7950 display led / lcd / touch screen, 3 digits ca libration up to 3 points with auto buffer ph range ( ph ) 0.00 to 14.00 accuracy ( ph ) -0.05 corrosion resistant yes power requirements 230 v +- 10, 50 hz ac modes ph mv- c parallel temperature indication yes temperature compensation type automatic temperature accuracy ( degree c ) -0.3 temperature compensation range ( degree c ) 0 to 100 resolution ( ph ) 0.01 warranty 3 years 1 2 binocular microscope high intensity uniform, eyepiece-10x with filed of view greater than 22 mm with dioptre adjustements, planachromat o equivalent, 4x / 5x, 10x20x, 40x100, fine focus 0.2 mm, mechanical stage co axial low drive, 125mm*145mm, area 50mm*78mm ( + / - 5mm ) 1 3 water and soil testing kit ph, total resolved solids tds conductivity andtemp, sixparameter, dissolvedoxygen, phtotal, conductivity, turbiditimeter and temperature 1 4 water bath 6 hole ------ 6 holes of 75 mm dia with concentric rimgs of 12 holes of 75 mm dia with concentric ring, heater load 1.0 kw, 1.5 w, thermostatic temp control, insulation-mineral wool 1 5 centrifuge machine 10000 rpm coolant. cfcfree, capacity 1.5 ml – 2ml , slots 12, .guaranteed 4c 1 6 digital ph meter conductivity meter and temp meter temp 0 to100c, ambient temp.10 c to 50c , power supply230v+-10, combined phelelctrode, table top, 3 digital display 1 7 paper chromatography testing kit size is6*8*9 with front sliding glass door, made up of bakellite stainless steel solvent pot.it is made up of 316 qulaity 1 8 balance digital 200-220 grm, tempshpu;d be 10 c, built in standard rs-232 warranty 24 mnth, load min 0.1 mg 1 9 stop watch digital time cap.23 hrs, accuracy.3 sec / day, alarm-yes 1 10 colony counter digital laboratory industrials, power 230-v10, 50 hz, 40w, weight 3 kgs, size 110 mn 1 11 lab monocular microscope viewing head: monocular 90°eyepiece:huygenian 15x, 10x.nosepiece: triple, upright. objective: quao jis achro 10x, 40x ( sl ) mechanical stage: 120 x 120 mm with clip. focusing movement: separate coarse and fine movement.condenser: fixed abbe n a 1.25 with iris diaphragm.light source: plano-concave mirror.objective magnification 20x, app 1.25mm 8 12 freeze make cap.230 lit- 1 unit refrigerator, user manual with warranty card, top freezer refrigerator, direct cool 1 13 slide and slide cabinet ergonomically designed, quartz boils thus non hygroscopic, high purity distillate, long life spiral heater, low temp distillate 1 14 material and specimens the tecquipment torsion testing machine ( sm1 or sm1001 )