TY - GEN AU - Elvers, B., ed...[et.al.] TI - Ullmann's encyclopedia of industrial chemistry - vol. B 6 SN - 3-527-20136-X PY - 1994/// CY - Weinheim PB - VCH Verlagsgesellschaft KW - CHEMICAL ENGINEERING-ENCYCLOPEDIAS N1 - vol. B 6 - Analytical methods 2 and process control engineering ER -