polyether polyol, Voranol RA 640, DEP 330N, DDL -2000D, NJ-4502, POLYOL 10LD83EK, YD -307, Polyether Polyol YD-303, YD -600, INOVOL C303, Polyol PB 2000, DDL -4000D, CHE-828, WANOL® C2020, WANOL C2010, YD -303, NJ-404A, NJ 8336, CHE-304, N 403, NJ 6207, NJ-360S, WANOL® C2010, YD-307