... Temperature program control, LCD display 4 high precision WQD-1A Dropping-Point and Softening-Point ... temperature program control, LCD display, high precision and stable performance 4 Widely used to component control and quality test ... of tar, asphalt, paraffin, resin, fats, rosin, lubricant, Vaseline, medical ointment, ointment, suppository, edible oil and ...