Sper Scientific Direct

cl-700a | adapter: clip leads

battery coolant refractometer

large display orp pen

datalogging indoor air quality meter

anemometer sd card logger

rubber holster for digital thermometer

anemometer / thermometer

lab digital refractometer - clinical

pressure transducer - 145 psi

field tripod

conductivity probe for 850038 pure water meter

mason's hygrometer

dial barometer

digital ph pen - large display

basic mini environmental quality meter

electromagnetic field meter (emf)

ph probe

salinity / temperature pen with large lcd display

pocket digital refractometer - brix: 0 to 88%

pocket digital refractometer - brix 40 to 88%