Government of India. Department of Commerce. Report on the Technical Work of the Board of Scientific and Industrial Research For the Year 1941-42

the Technical Work of the Board of Scientific and Industrial Research For the year 1941-42 PRINTED AT THE MANAGER GOVERNMENT OF INDIA PRESS SIMLA 19334 THE -BOARD OF BOIEWnrIAND INDIISTRIAL SIDEARM Introdudion. [...] good deal of thought to the subject of finding a permanent habitation tor the Is of the Director of 'Scientific and Industrial Research. [...] b).Acquirement of the nastings Park grounds and houswhich tire situated near the Government Test louse ; the grounds of which are extensive It Was the intention of the IIon'ble Member for Commerce that if a suitable site could be tonnd in Calcutta the new laboratory might form the Widens of a National Physical and a National Chemical Laboratory. [...] From an exhaustive study of the influence of the several physico-chemical factors -on the yield of ammonium plidsphate the followinobeservations were.made (a) Under optimum conditions the conversion of 'total P205 content Of the mineral into ammonium phosphate does not :increase byond 11.4 per colt. [...] The first portion Of this scheme of work was confineto the possibility of eliminating the impurities which stand in the way of using the natural phosphates for the production of supphosphates.