Authorized stockiest : qualigens, fisher scientific, acros, molychem, schott duran, riviera, j-sil, hanna, uts, systronic, ei, infusil, srl,tarson, p‘fact, sartorius, metzer, ambassador, contech balance,polylab. deals : borosil®, merck,rankem, himedia, cdh, banglore geni,axiva, sonar, lamnate,