72442495
Nov 30, 1972
Jan 1, 1974
PHOSPHITES IN THE FORM OF PHOSPHITE STABILIZERS FOR PVC AND OTHER POLYMERS, PHOSPHITES FOR EPOXY AND ALKYL RESINS, PHOSPHITES FOR POLYURETHANE FOAMS, AND FOR FLAME RETARDING AND FIRE EXTINGUISHING COMPOSITIONS, AND AS REACTIVE INTERMEDIATES
Metal Goods