KIMAX bottle used in the determination of specific gravity for a large variety of semi-solid materials and emulsions, such as road oils, road tars, soft tar pitches, and asphalt cements (ASTM D70); drying oils, varnishes, resins, and related materials (ASTM D1963); water and brine (ASTM D1429); and insulating varnishes (ASTM D115). Short length stopper is conical on the underside and has a hole approximately 1.6 mm in diameter to allow air to escape.