PLASTICS, SPECIFICALLY SYNTHETIC INJECTION MOLDING MATERIALS IN PELLET OR GRANULAR FORM

Measuring, detecting and monitoring instruments for detecting the presence of a gas or dissolved gas and for measuring the partial pressure, quantity or concentrations of a gas or dissolved gas; data collection instruments, namely, electronic data loggers for use in analysis of concentrations of gas; electronic measuring instruments for measuring levels of hydrogen sulfide; electronic apparatus, namely, electronic data loggers for data collection of levels of gas in natural gas networks; gas ...