tender for laboratory items - methyl orange, aniline, methylene blue, petroleum ether 60°c-80°c -ar, potassium hydroxide, diethyl ether, sodium thiosulphate, sodium hydroxide, potassium thio cyanate, sulphuric acid, ammonium oxalate, ferric chloride, rectified spirit, conical flask 250 ml capacity, dean & stark apparatus, for the determination of moisture, clevenger apparatus ( volatile oil trap ) , clevenger apparatus ( volatile oil trap ) , test tube ( with stoppard ) 50 ml, specific grativy bottle, with thermometer 50 ml capacity, flask round bottomed 500ml capacity, volumetric flask 200 ml capacity, conical flask 250 ml capacity, glass beads, volumetric pipette 100 ml capacity ( graduated ) , volumetric pipette 50, ml capacity ( graduated ) , volumetric pipette 25ml, capacity ( graduated ) , volumetric flask 100 ml, capacity, cylinder graduated, measuring 100 ml, capacity, conical flask 100 ml, capacity, haemocytometer, essential oil assembly ( steam distillation assembly ) , filter paper no.-4, thimble for extraction, test sieve 180 micron, pipette controller ( for 100m, 50 ml capacity ) , lenin cloth.