| PERKIN-ELMER AA 3100 ATOMIC ABSORPTION SPECTRO. (K900828) | The Perkin-Elmer Corp. | 1990-04-09 |
| CIBA CORNING MODEL 644 (K875098) | Ciba Corning Diagnostics Corp. | 1988-03-03 |
| ZEEMAN 3030 ATOMIC ABSORPT SPECTORPHOT (K842752) | The Perkin-Elmer Corp. | 1984-08-22 |
| ICP/6500 INDUCTIVELY-COUPLED PLASMA- (K842496) | The Perkin-Elmer Corp. | 1984-08-10 |
| INDUCTIVELY-COUPLED PLASMA SPECTROMETER (K830799) | The Perkin-Elmer Corp. | 1983-04-12 |
| MODEL 3030 ATOMIC ABSORPTION SPECTRO- (K820320) | The Perkin-Elmer Corp. | 1982-03-01 |
| ZEEMAN/5000 GRAPHITE FURNACE ATOMIC ABSB (K810536) | The Perkin-Elmer Corp. | 1981-03-17 |
| SPECTROPHATOMETER MODELS 2280 & 2380AA (K792557) | The Perkin-Elmer Corp. | 1980-01-16 |
| ATOMIC SPECTROSCOPY SYSTEM (K792146) | The Perkin-Elmer Corp. | 1979-11-30 |
| MODEL MHS-20, ATOMIC ABSORPTION ACCESS (K791074) | The Perkin-Elmer Corp. | 1979-08-22 |
| MODEL 4000, SPECTROPHOTOMETER (K790795) | The Perkin-Elmer Corp. | 1979-07-24 |
| SPECTROPHOTOMETER SYSTEM, MODEL AA-475 (K790781) | Varian Assoc., Inc. | 1979-05-03 |
| ATOMIC ABSORPTION SPECTROPHOTOMETER, (K790780) | Varian Assoc., Inc. | 1979-05-03 |
| ATOMIZER, FURNACE MODEL HGA-400 (K790111) | The Perkin-Elmer Corp. | 1979-04-04 |
| AUTOSAMPLER, MODEL AS-40 (K790117) | The Perkin-Elmer Corp. | 1979-03-19 |
| SPECTROPHOTOMETERS, ATOMIC ABSORPTION (K780522) | Instrumentation Laboratory CO | 1978-05-12 |
| SPECTROPHOTOMETER, ATOMIC ABSORPTION (K780521) | Instrumentation Laboratory CO | 1978-05-12 |
| SPECTROPHOTOMETERS (K780342) | The Perkin-Elmer Corp. | 1978-04-10 |
| ATOMIZER, FURNACE, GRAPHITE (K780129) | The Perkin-Elmer Corp. | 1978-04-05 |
| SPECTROPHOTOMETER, ABSORPTION, ATOMIC (K780390) | Varian Assoc., Inc. | 1978-03-22 |
| SPECTROPHOTOMETER, MODEL 5000 (K780112) | The Perkin-Elmer Corp. | 1978-01-30 |
| SPECTROPHOTOMETER - SERIES AA-575 (K772165) | Varian Assoc., Inc. | 1977-11-28 |
| SPECTROPHOTOMETEO IL MODEL 651 (K771604) | Instrumentation Laboratory CO | 1977-09-22 |
| SPECTROPHOTOMETER, MODEL 751 (K770645) | Instrumentation Laboratory CO | 1977-06-24 |
| DIGITAL SCANNER (K770526) | The Perkin-Elmer Corp. | 1977-04-08 |
| SPECTROPHOTOMETER ANALYSIS SYS., AA-175 (K770443) | Varian Assoc., Inc. | 1977-04-08 |
| SPECTROPHOTOMETER ANALYSIS SYS., AA-375 (K770444) | Varian Assoc., Inc. | 1977-04-08 |
| ABSORPTION SPECTROPHOTOMETERS (K761316) | The Perkin-Elmer Corp. | 1977-02-07 |
| SAMPLER, FLAMELESS (IL MODEL 555) (K760119) | Instrumentation Laboratory CO | 1976-07-20 |