Arranging Rate contract for the procurement of Lab equipments, glassware and chemicals for General Science items

Purchase of Lab equipments, glassware and chemicals for General Science items Sr. No. 1-156

Glass slab75mm ± 5mm x 50mm ± 5mm x12mm ± 2mm clear and bubble free

Glass prism38 mm ± 5mm Equilateral clear and bubble free

Magnetic compass90mm ± 5mm ABS plastic one side transparent with paper/plastic printed dial

Bar Magnet50mm ± 5mm Alnico Pair with metallic keeper

Drawing Boards300 ± 10mm x 450 ± 10mm x18mm ± 2mm (soft wood)

Spring balance500 gm cap. Tubular Plastic body Transparent

Stop clock with start stop & fly back actionDial size approx. 100mm, divided in 0-60 x 1 sec

Resistance box plug type0- 5000 Ohms fitted with brass plugs reading values 1, 2, 2, 5, 10, 20, 20,50, infinity,100, 200, 200,500,1000, 2000, 2000,5000 Ohms. Total 17 plugs.(Tolerance in Resistivity 5%). Plugs with plastic heads, contact blocks made of brass which is fitted on bakelite / Hylem / plastic base. The whole assembly fitted on an appropriate polished woodenbox

Optical bench,One meter long, double MS chrome plated rod dia 15mm ±1mms, four uprights (two having slow transverse motions), two lens holders, two optical pins & two caste iron heavy metallic feet with leveling screws.

Constantan wire28 SWG on a plastic reel 100 gm

Mirror strip withholder100 ±5mm x 25 mm ± 2mm, Plastic holder

Meter rod100cm Polished

Resistance coil(2,5,10,20, ohms with brass terminal (1 each),overall size 75mmx45x35mm + 5mm made of bakelite / plastic material fitted with brass terminals and half round from both sides

Voltmeter(0-5V) plastic body with terminal, Square type grade A packed in suitable styrofoam case.

Galvanometer30-0-30 plastic body with terminal, Grade A Square type packed in suitable styrofoam case.

Laclanchee CellComprising of a plastic jar , one piece filled porous pot and one zinc rod with terminals, porous pot should be filled with a mixture of manganese dioxe and carbon

Ammeter0-1.5A, plastic body with terminal, Square type grade A packed in suitable styrofoam case.

Battery eliminator2 Amp 0-12 volt in plastic body with indicator in individual cardboard case

Connecting wireDouble cloth covered 100gm nett weight , SWG – 28

Convex LensDia 2 inch (±5mm), focal length 15 cm (±1cm),

Convex LensDia 2 inch (±5mm), focal length 20 cm (±1cm),

Concave lensDia 2 inch (±5mm), focal length 10 cm (±1cm),

Concave lensDia 2 inch (±5mm), focal length 15 cm (±1cm),

Concave lensDia 2 inch (±5mm), focal length 20 cm (±1cm)

Concave mirrorDia 2 inch (±5mm), focal length 15 cm (±1cm), Optically True

Concave mirrorDia 2 inch (±5mm), focal length 20 cm (±1cm), Optically True

Concave mirrorDia 2 inch (±5mm), focal length 50 cm (±1cm), Optically True

Convex mirrorDia 2 inch (±5mm), focal length 15 cm (±1cm), Optically True

Convex mirrorDia 2 inch (±5mm), focal length 20 cm (±1cm), Optically True

Convex mirrorDia 2 inch (±5mm), focal length 50 cm (±1cm), Optically True

Magnifying glassDia2" with plastic handle F.L. 12 cm approx

Magnetic needle 3” with standSharp ended with brass pivot in centre and approach plastic stand for free movement of needle

Zinc rod6 inch length, dia 10mm ± 1mm with terminal

Zinc Plate150x50mm ± 5mm with terminal. Terminals should be of Non Rusting Materials

Zinc Plate175x 37.5mm±5mm with terminal. Terminals should be of Non Rusting Materials

Ohm's Law apparatusBase ABS Plastic Box ,fitted with one voltmeter 0-5 volts and one milliammeter 0-500 ma. Top Plate Printed Showing fitted with appropriate Banana Sockets, Resistance, Variable electronic rheostat, Toggle Switch, Indicator etc. with operational manual

One way keyWith brass block fitted on plastic base with brass terminals

Two way keyBrass block on plastic base with brass terminals

Thermo meter (C°)-10 to 110 degree alcohol filled. Least Count 1degree, yellow back, packed in plastic case

Ebonite Rod300mm ± 5mm long x dia 10 mm ± 1mm

Ring and ball apparatuswith brass bob size 3/4 inch ± 2 mm & plastic handle

Rheostatsingle porcelain tube type, 170mm ± 5mm, 50 0hms with PVC feet (Brass Rod) 6mm ±1mm square, resistance wire to be black oxidized

Pulley plasticWith aluminum frame & hook size 50mm ± 2mm

Horseshoe Magnet50mm Alnico with metallic keeper

Metallic Bob with hook18mm ± 2mm brass

Water proof Wall hangings chartsSize23"X11" with rubberized back &colorful front printing with hanging cord. Charts subjects : Electricity & Magnetism, Measurements , basic circuit board, Microscope , reflection of lght , refrection of light .

Daniel cell (copper vessel)(Copper vessel of 150 ×100mm (± 510mm) with perforated shelf, thick zinc rod of size, 150 × 10mm (With brass terminal, porous pot of size 140×50mm diameter)

Digital balance capacity 500gmL.C. 100 mg LCD display with least count of 100 mg. ABS plastic body.

Mass box in 1-2-2- 5 series up to 100 gms.MS chrome plated major/minor weights of aluminum. Packed in Plastic case

Non Soldering Circuit board NON SOLDERING TYPE (i)Basicelectricalcomponentslikeresistance,keys , wires, fan with motor 3volts , variable rheostat ,LED, push switch The set to run on 1.5 to 12 voltsvoltDCandeasytoassemble. (ii)Connectionstobemadebyusingflexispringbasedterminalsfittedonthebase. (iii)Awiringsequencealongwithschematicdiagramtobeincluded. (iv) 15 loose single wires work as connectors inbetween the flexi spring based terminals. ThewholesetassembledonacolorfultaperedbasemadeofMDFofsizeapproximately28x28x4.5 cms.(DoublelayeredColorfulMDFbase) (v)ADCsourceofvoltagesupplieswithoutputsof1.5v,3,4.5,6,7.5,9,10.5,12 voltsto be suppliedalongwith.Size285x145x2 mm and 9 terminals and 8 cellholders.

Clamp StandMS sheet of size 8" × 5" with bent feet. One hole for securing of chrome fitted rod of size 600mm × 100mm (± 1mm ) with fisher Clamp

Plumb line(Made of brass chrome plated std lab size)

Charts showing Human Physiology(Reproductive system male,female, respiratory& circulatory system, digestive system, Skeltonsystem, Nervous System, Muscle system, HumanEye, Human Excretory & Skin) size 70x100 cm ±2cm both side laminated with plastic rollers (setof 10)

Student Microscope with Light sourceMicroscope with two eye piece, 10x &15x and two objective 5x,10x & 45x fitted in Styrofoam box with electrical Light source .

DissectingMicroscopeBase dia.120/125x15/18mm, rack and pinion fitted in 85 mm. Pipe dia. 24mm. Eye Piece-10x&20x Internal pipe dia.18mm. Platform fitted with glass plate size 83/88x105/120mm. Two plates 80x85mm for supporting platform,two leaps movable arm in two parts. Mirror dia.50mm fitted on base. Height of glass plate platform110mmapprox.

Microscopic Glass Slide75 x 25 x 1 mm

Petri dishes100 mm ± 5mm (Borosilicate Glass)

Petri dish Plastic With thick wall of 3 mm , Diameter 140 mm , wall height 15 mm .

Cover slips18 x 18mm pack of 10gm

Forceps6" with fine tip (Stainless steel)

Dissecting Needle4" Needles with plastic handle

Spirit lampsStainless steel, 60 ml Cup with wicks

Test tube15 x 125 mm(borosilicate glass) with rim

Test tube25 x 150mm(borosilicate glass) with rim

Test Tube standMade of polypropylene 12 holes (10 holes of diameter 20mm ± 2mm and 2 holes of diameter30mm ± 3mm) overall base length 315 mm ±10mm, width 75mm ± 5mm ,height 120mm ±10mm complete with 12 drain pegs of height100mm± 5mm

Test tubes with Test tube stand (a) Test Tube : Transparent Plastic , Size 25x120 mm . Capacity approximately 40 ml. :4 pieces (b) Test tube stand Plastic to hold the above one test tube ; size : 55x50x30 mm : 1 (c) Test tube stand Plastic to hold the above Two test tubes ; size : 55x50x30 mm: 1

Test Tube Draining Tray Thin Plastic Tray with grooves to hold 10 test tubes of size 15x125. Tray size : 210 x170 mm

Test Tube Draining Tray Thin Plastic Tray with grooves to hold 10 test tubes of size 25x150 mm. Tray size : 310 x215 mm

Student Utility Set Set Contains : (a)Observational Test Tube transparent Plastic with cap capacity 40ml. Approximately Size 25x135 mm -6 pcs. (b) Test Tube Without Cap transparent Plastic capacity 40 ml . approximately . Size 25x120 -6 pcs (c) Test Tube stand for one test tube - 2 (d) Test tube stand f Or 2 test tubes – 2 (e) Beaker Plastic with graduation upto 25 ml. -1 (f) Beaker Plastic with graduation upto 50 ml. -1 (g) Conical Flask Plastic with markings Up to 60 ml. – 1 pcs (h) Specimen cup Plastic with top dia 70 mm & bottom dia. 55 mm capacity 100 ml. (i) Conical Flask Plastic with screw cap Up to 60 ml – 1 Pc (j) Plastic Box to contain all above materials – 1 box

Beakers100ml(Borosilicate glass) ISI marked

Beakers250 ml (borosilicate glass) ISI marked

Beakers 1. Plastic, 25 ml. , with graduation 0 to 25mL. 2. Plastic, 50 ml. with graduation 0 to 50mL. 3. Plastic, 100 ml. with graduation 0 to 100mL. 4. Plastic, 250mL, witFReagenth graduation 0 to 250mL

Test Tube HolderWith wooden Handle, overall size 175mm ±2mm

Blotting paper10 ± 1cm x 10 ± 1cm pk of 100 sheet

Watch Glass75mm+ 5mm ordinary glass

Measuring cylinder100 ml Plastic Polypropylene

Dropper Glass4" with rubber teat

Funnel75 mm (borosilicate glass)

Butter Paper10 x10cm pk of 10 sheet

Filter paper No. 1Dia 12.5 ± 0.5 cm superior pack of 100 circles

Glass rod8" ± ½” x 9mm ± 1mm

Tripod stand6 inch ± ½” , cast iron top & chrome plated legs

Slide boxCap.50 pc slides, plastic

Bacteria BacillusPermanent slides of Bacteria Bacillus

Algae oscillatoriaPermanent slides of Algae oscillatoria

Algae spirogyraPermanent slides of Algae spirogyra

Fungi rhizopusPermanent slides of Fungi rhizopus

Fungi YeastPermanent slides of Fungi Yeast

L.S. FunariaPermanent slides of L.S.Funaria

AmoebaPermanent slides of Amoeba

Parenchyma TissuePermanent slides of Plant Tissue Parenchyma

CollenchymaTissuePermanent slides of Plant Tissue Collenchyma

SclerenchymaTissuePermanent slides of Plant Tissue Sclerenchyma

Epithelial TissuePermanent slides of Animal Tissue Epithelial

Muscular Tissue StriatedPermanent slides of Muscular Tissue Striated

Muscular Tissue Non StriatedPermanent slides of Muscular Tissue Non Striated

Muscular Tissue CardiacPermanent slides of Muscular Tissue Cardiac

Nerve fiberPermanent slides of Nerve fiber

MitosisPermanent slides of Mitosis all stages (set of 5)

MeiosisPermanent slides of Meiosis all stages (set of 12)

T.S.Dicot Stem and monocot stemPermanent slides of T.S.Dicot Stem and monocot stem 1 each

T.S.Dicot Root and monocot RootPermanent slides of T.S.Dicot Root and monocot Root 1 each

FungiPermanent slides of fungi

Human Skeltonmade of fiber glass, human size supplied with stand and castors

BurettePolypropylene, Transparent ; capacity 50 ml. rotating screw type flow stop cock with Poly Tetra Fluoro Ethylene (PTFE) key and cup, Least count 0.1 mL ,each burette packed in carton card board triangular carton

Blow Pipe8" Brass

Beehive shelfporcelain material diameter 75mm ± 5mm

Bottle Brush(Medium size)

Chart Periodic Table(70 ± 2 cm x 100 cm ± 2 cm) both side laminated with plastic roller multicolored

Chart Colour pH(70 ± 2 cm x 100 cm ± 2 cm) both side laminated with plastic roller multicolored

China Dishporcelain material diameter 75mm ± 5mm

Capillary TubeBoth side open pk of 100pc

Conical Flask100 ml (borosilicate glass)

Conical Flask50 MlBorosil Glass

Conical Flask50 MlPolypropelene with cap

Rubber CorkNo 2,3,4,5,6,7 pk of 2 pc each

Cork-BorerBrass Chrome plated set of 6

Balance Electronic Digital cap.750 gm Least count 0.1g

Dropper Glass8" with rubber teat (N.G)

Funnel90mm ± 5mm (borosilicate glass)

Funnel75 ± 5 mm Plastic Polypropylene

Filter paper No. 1Dia 12.5 cm ± 0.5 cm superior pack of 100 circles

Glass Tube7-8 mm 1kg pack (borosilicate glass)

Glass rod8" ± ½” x 9mm ± 1mm Normal glass

Pipette Serological Graduated10 ml (borosilicate Glass)

Measuring cylinder50 ml (borosilicate glass)

Pestle & Motor4" ± ½” porcelain

Wash Bottle250 ml. Plastic

Reagent Bottle Narrow MouthWith interchangble stopper 100 ml (borosilicate Glass)

Reagent Bottle Narrow MouthWith interchangble stopper 250 ml (borosilicate Glass)

Sand paperA4 (Standard Size)

Spirit lamps S.S60ml cup with cap and supplied with wicks

spatulaMouldedPolypropelene , Curved on one side and rounded edge on the other , Overall length 90 mm.

Spatula Stainless SteelOne end spoon and one end flat 8"

Test Tube brush Standard size

Triangular File 5” size approximate, with handle

Trough diameter 8" Plastic ± 0.5"

Lab shelf Broom magnetic hand held type, polypropylene body of approx 140mm-150mm length

Thermometer Chemical Alcohol Alcohol Filled 30 cm long 0-100 degree C. Least Count. 1degree, yellow back and duly packed In plastic case

Thistle Funnel length 30 cm ± 2 cms.(borosilicate Glass)

Wire Gauge with frame 5" x 5" ± 0.5"

Watch Glass ordinary glass diameter 75mm ± 5mm

Wicks for burner Standard size

White Tiles 12"x12"

Elements Card Set A set of 118 elements ; duly coloured , both side printed on laminatedcardsheet of size 140x95 mm. Cards to show all details of the elements with their uses and chemical properties. Duly packed in a colourful printed box & instructional manual with element chart Foldable ; Size : 23"x11" ; With colourful printed front & rubberized back

Model of Diamond Structure In Transparent Plastic box with manual

Model of Graphite Structure In Transparent Plastic box with manual

Water Condenser length 300mm ± 10mm (borosilicate Glass)

Porous pot Filled (Porcelein)

Rubber cork One hole pk of 5pc (2, 3, 4, 5, 7)

Rubber cork Two hole pk of 5pc (2, 3, 4, 5, 7)

Rubber cork Without hole pk of 5pc (2, 3, 4, 5, 7)

Stirrer size 8"(Neutral Glass)

Storage Box Made of ABS/ Polypropylene ; size 180 mm x 95 mmx 115 mm. Having 9 sliding storage boxes.

Instruments tray ABS tray ; size 135 x100x40 mm

Instruments tray ABS tray ; size 295x110x40 mm

AHUJA SCIENTIFIC AND SPORTS WORKS

SHREE ENTERPRISES

bharatenterprises

AHUJA SCIENTIFIC AND SPORTS WORKS

SHREE ENTERPRISES

bharatenterprises