Further modification of flame photometer. Dual-channel circuit for convenient determination of sodium and potassium.
D004864:Equipment and Supplies; D006801:Humans; D007477:Ions; D010783:Photometry / Q000600:supply & distribution*; D011188:Potassium / Q000737:chemistry*; D012964:Sodium / Q000737:chemistry*; D012982:Sodium, Dietary
D007477:Ions; D012982:Sodium, Dietary; D012964:Sodium; D011188:Potassium
PHOTOMETRY/equipment and supplies; POTASSIUM/chemistry; SODIUM/chemistry