Tender For supply of fire extinguisher(6kg) revised specifications mdts 46270, rev.-03 (i) fire rating-3a:89b (ii) type of fire extinguishers:-stored pressure dcp type (mono ammonium phosphate based dry powder 90%) (iii) standard code:- is:15683-2018 (iv) class of fire:- abc (v) body material of fe:- ss