NaOH + Na2HPO4 --> Na3PO4 + H2O (aka tribasic sodium phosphate) Of course, once all the hydrogen is consumed there is no further reaction with sodium hydroxide. In general, adding sodium hydroxide to a solution of any of the sodium phosphates will change the pH.
Preoperative care. (Redirected from Pre-op) Preoperative care refers to health care provided before a surgical operation. The aim of preoperative care is to do whatever is right to increase the success of the surgery. At some point before the surgery the health care provider will assess the fitness of the person to have surgery.
Primapore Post-Op Dressing - 8 X 4 - Box of 20. Primapore Post-Op Dressing - 11 3/4 X 4 - Box of 20. Detail. Primapore Post Operative Dressing is designed to dress post op wounds, minor cuts, abrasions, lacerations and puncture sites where a waterproof dressing is required. Primapore Post Op can also be used as a secondary dressing over gels, ointments and other primary wound dressings.