Dental Binder in Phosphate bonded investment is A Magnesium oxide & Phosphate B Magnesium oxide & Phosphoric acid C Magnesium oxide & Monoammonium phosphate D Magnesium oxide & Ortho Phosphoric acid 💡 Explanation Binder in Phosphate bonded investment is ✓ Correct Answer: C. Magnesium oxide & Monoammonium phosphate