label: Check placement of tube by aspirating gastrointestinal contents, checking pH level and color of 5 to 10 mL of aspirate (i.e., gastric content pH < or = 5.5, color greenish to tan or off white; pulmonary content pH >6, color clear to light yellow with mucus), or obtaining x-ray film, as per agency guidelines
label_lc: check placement of tube by aspirating gastrointestinal contents, checking ph level and color of 5 to 10 ml of aspirate (i.e., gastric content ph < or = 5.5, color greenish to tan or off white; pulmonary content ph >6, color clear to light yellow with mucus), or obtaining x-ray film, as per agency guidelines