purchase of lab consumables purchase of lab consumables items , supply of equipment , cpvc pipes 4 length (80 feet) diameter:1/2 inch , pvc pipe diameter: 4 inch 2 length (40 feet) , pvc pipe diameter: 11/4 inch 4 length (80 feet) , pvc suction pipe diameter : 3/4 inch 1 length , pvc delivery pipe diameter : 1 inch 1 length , tee joint (cpvc) diameter: 1 ¼ inch , coupling (cpvc) diameter: 1 ¼ inch , elbow (cpvc) diameter: 1 ¼ inch , t- joint (cpvc) diameter: 1/2 inch , elbow (cpvc) diameter: 1/2 inch , wall mixer material : pvc , ½ inch coupling material : pvc , ½ inch threaded adopter material : pvc , ½ inch faucet , ½ inch nipple , shower round shaped, plastic material with chrome finish type , ½ clamp and screw , 45o angle tee material: pvc , angle valve , flexible hose , ro plant hose , spun filter , membrane filter , foot valve diameter: ¾ inch , on/off ball valve , mcb “c type” for a single phase motor , water level tube , gi pipes ½ , ¾ , 1 inch (each 3 nos) , stoneware pipe 1 length , taps bip tap self-closing tap pillar tap self-closing tap long body, short body s-type tap , elbow (gi) material: gi , tee (gi) material: gi , union (gi) material: gi , reducer (gi) material: gi , nipple (gi) material: gi , plug (gi) material: gi , plain bend , sanitary bend , single and double equal joints with inverted junctions material: cpvc , single and double equal joints material: cpvc , swan bend material: cpvc , one-quarter bend material: cpvc , one-eight bend material: cpvc , one-sixth bend material: cpvc , double y material: cpvc , clips , waste pipe-flexible , pvc solvent (paste) , cpvc paste , upvc paste , pvc paste , teflon tap , twine , shellac 100 ml , galvanized iron earthing electrode with bentonite clay 1m length 40mm diameter , arduino uno , mq - 2 sensor , lcd display , 12c module , jumper wires- male - male , jumper wires- male - female , breadboard , 5v buzzer , 180 ohms resistor , led bulb , 5v power supply adapter (compatible for arduino uno) , usb cable (compatible for arduino uno) , 5a- socket , double pole mcb 32 a , single pole mcb 10 a , socket type regulator , 6a - one way switch , pattern holder , pvc insulated copper cable electric wire 1.5 square mm - red , pvc insulated copper cable electric wire 1.5 square mm - black , pvc insulated copper cable electric wire 1.5 square mm - green , pvc insulated copper cable electric wire 2.5 square mm - red , pvc insulated copper cable electric wire 2.5 square mm - black , pvc insulated copper cable electric wire 2.5 square mm - green , 3 core copper cable wire 2.5 square mm , 3 pin top 5 a , 3 pin top 15 a , pvc electrical pipe 3/4 inch , bend 3/4 inch , clamp 3/4 inch , bombay screw 1/2 inch , pvc insulation tape , 9w bulb , mcb box , elcb , two way junction box , one way junction box , switch box 10x4 => limited