Chemicals for use in science, namely, kit comprising analytical chemical standards for the calibration of laboratory instrumentation for use in related environmental testing and compliance applications

kit comprising analytical chemical standards for the calibration of laboratory instrumentation for use in related environmental testing and compliance applications

PORTABLE VIDEO LIGHTING KITS, COMPRISING - A CARRYING CASE HOUSING A BULB; LIGHTING MODULES COMPRISING ELECTRIC LIGHTS, HOUSINGS AND STANDS; AND A BATTERY CHARGER