Description:
These general purpose laboratory thermometers are mercury filled. Permanently fused markings. 76mm (3") immersion; yellow back glass (T4010-17 is white back glass). They meet all requirements for physical dimensions and accuracy of ANSI/SAMA Z236.1-1983. Calibrated against equipment whose calibration is traceable to NIST.
(Sample Photo Displayed. Individual items may differ from the image shown)