H-B Instrument™ Minuteurs Durac™

Disponible en plusieurs styles

Durac Thermometer at Thomas Scientific

Available in variety of styles

H-B Instrument™ Durac™ Timers

SP Bel-Art, H-B DURAC General Purpose Liquid-In-Glass Laboratory

Durac Thermometer at Thomas Scientific

SP Bel-Art H-B DURAC General Purpose Liquid-In-Glass Laboratory

SP Bel-Art Durac Thermometers - SP Bel-Art

SP Bel-Art Durac Plus Thermometers - SP Bel-Art

SP Bel-Art, H-B DURAC Plus Pocket Liquid-In-Glass Laboratory

Thermometers with colorful spheres which rise and fall to indicate temperature

H-B Instrument™ Durac™ Galileo Thermometers