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API Combined Form, 20-130f, 7.5"
G&W A-900 Series Hydrometers, API Combined w/Thermometer in Body. 7½" Length. ALL SIZES
API scale, combined form with thermometer in float body. Thermometer range, 20-130° F. Hydrometer scale standardized at 60° F. Length, 7½". Range of 0-200°F is available, but has to be specified at time of order.
API scale, combined form with thermometer in float body. Thermometer range, 20-130° F....