The ASTM #9C Thermometer, -5 to 110C has a strict manufacturing tolerance. Accuracy is assured by inspection and testing of samples from each production run. The thermometer is supplied with a statement of compliance to E 1 and E 77 requirements. The ASTM Thermometer is yellow-backed glass with permanent graduations, mercury-filled and individually packed in a cardboard tube.
ASTM Number: 9C
Length: 11.8 (290), in (mm)
Immersion: 2.3 (57), in (mm)
Range: -5 to 110C
Division: 0.5C