purchase of minor equipments for labs milk centrifuge 4 decimal electronic balance refrigerated circulating water bath refrigerated cum deep freezer and table top fume hood , purchase of lab equipments , milk centrifuge with accessories for government analysts laboratory thiruvananthapuram , 4 decimal electronic balance with accessories for government analysts laboratory thiruvananthapuram , refrigerated circulating water bath with accessories for government analysts laboratory thiruvananthapuram , refrigerated cum deep freezer ( large size ) with accessories for government analysts laboratory thiruvananthapuram , table top fume hood with accessories for government analysts laboratory thiruvananthapuram