9 APPARATUS AND INSTRUMENTS FOR CARRYING OUT SPECTROSCOPY, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS; APPARATUS AND INSTRUMENTS FOR QUARTZ CRYSTAL MICROGRAVIMETRY, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS; APPARATUS AND INSTRUMENTS FOR QUARTZ CRYSTAL RESONANCE SPECTROSCOPY AND QUARTZ CRYSTAL MICROGRAVIMETRY, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS; APPARATUS AND INSTRUMENTS FOR QUALITATIVE AND QUANTITATIVE ANALYSIS, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS FOR ANALYSIS OF CHEMICALS AND BIOLOGICAL PARTICLES; APPARATUS AND INSTRUMENTS FOR ANALYZING, SCREENING AND SCANNING ACOUSTIC PROPERTIES OF QUARTZ CRYSTALS TO MEASURE MOLECULAR INTERACTIONS, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS; DIAGNOSTIC APPARATUS AND INSTRUMENTS, NAMELY, SPECTROSCOPES, SPECTROMETERS, QUARTZ CRYSTAL MICROGRAVIMETERS, CRYSTAL OSCILLATORS, QUARTZ CRYSTAL RESONATORS, QUARTZ CRYSTAL MICROBALANCE AND PIEZO-ELECTRIC TRANSDUCERS, MAGNETO-ACOUSTIC TRANSDUCERS AND BIOSENSORS FOR USE IN ASSOCIATION WITH MEASURING MOLECULAR INTERACTIONS IN QUARTZ CRYSTALS; BIOSENSORS FOR USE IN MEASURING MOLECULAR INTERACTIONS AND ACOUSTIC PROPERTIES IN QUARTZ CRYSTALS