CHRONIC: REPEATED AND PROLONGED CONTACT MAY CAUSE DERMATITIS. ALSO,SODIUM PHOSPHATE,MONOBASIC IS USED AS A FOOD ADDITIVE,NO ADVERSE EFFECTS HAVE BEEN REPORTED. INHALE:DUST MAY CAUSE IRRITATION; SKIN/EYE: MAY CAUSE IRRITATION; INGEST: MAY RESULT IN ABDOMINAL PAIN,NAUSEA,VOMITING,DIARRHEA,CRAMPS,PAIN AND BURNING IN THE MARE INLIKELY WHEN THESE SALTS ARE GIVEN ORALLY.