TY - BOOK AU - Ash,Michael AU - Ash,Irene TI - Industrial chemical thesaurus SN - 1560816155 AV - Z695.1.C5 I52 1992 U1 - 025.4954 20 PY - 1992/// CY - New York PB - VCH Publishers KW - Subject headings KW - Chemistry KW - Chemical engineering N1 - v. 1. Chemical to tradename reference -- v. 2. Tradename to chemical cross reference ER -