Description
API ASTM 4H Specific Gravity Hydrometer, Range of 29 to 41°, Plain Form, without a thermometer. Scale standardized at 60° F. Scale subdivisions at 0.1° Length, 330mm (13").
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Description
API ASTM 4H Specific Gravity Hydrometer, Range of 29 to 41°, Plain Form, without a thermometer. Scale standardized at 60° F. Scale subdivisions at 0.1° Length, 330mm (13").