TY - BOOK ID - 128137888 TI - Optical methods of chemical analysis PY - 1942 PB - New York ; London : McGraw-Hill book company, inc., DB - UniCat KW - Chemistry, Analytic. KW - Optical instruments. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128137888 AB - ER -