e-tender for procurement of meteorological equipments for sites under tapi division , cwc , surat , meteorological equipments , open pan evaporimeter with accessories as per is:5973 ( with imd testing ) , stevenson screen big as per is: 5948 ( internal size 1355x355x345 ) ( with imd testing ) , s . r . r . g as per is: 5235 ( with imd testing ) , maximum and minimum thermometer as per is 5681 ( with imd testing ) , stevenson screen box ( small ) as per is: 5948 ( internal size 560x315x412 ) ( with imd testing ) , dry bulb thermometer and wet bulb thermometer as per is 5681 ( with imd testing ) , cylinder of pan evaporation , s . r . r . g . clock mechanical type ( with imd testing ) , fish weight ( 10kg ) cast iron , digital current meter counter , plastic jar for measuring evaporation , wind wane as per is: 5799 ( with imd testing ) , wading rod , sounding rod , anemometer cup counter as per is 5912 ( with imd testing ) , bridge outfit ( aluminium type with system of vertical angle measurement )