
Sper Scientific 736740 Mason's Hygrometer

(35 reviews)
Amazon Price as of 02/16/2025 18:34 GMT+00:00
-22%
$16.15
$20.74
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average price $20.71
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$18.24
$22.43
Product Description
Measure Humidity - Mason's Hygrometer - Red Liquid. One thermometer bulb is kept constantly wet by a siphon reservoir while the other gives a dry temperature reading. Humidity is obtained by comparing the two readings on the enclosed chart. The red liquid masons hygrometer uses a safe and easy to read red liquid in place of the usual mercury. Dual scales of -10/50°C and 10/120°F.
• Measure Humidity - Mason's Hygrometer - Red Liquid
• Dual scales of -10/50°C and 10/120°F
• High quality
• Red Liquid
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