... or liquefied petroleum gas.² Standard accessories: air-compressor, PC software or micro-printer.² LCD Display, touch panel with numeric keypad ... .² Single point calibration & calibration curve can be saved.² RS232 interface, external computer or printer. With a mist separator.Technical ... 27kg AE-AP1500 Flame Photometer/Spectrophotometer (With Air-compress, PC software, can test K,Na,Li,Ca,Ba)