4685MedicalMedium
Binder in phosphate bonded investment is________?
AMagnesium oxide & Phosphoric acid
BMagnesium oxide & Monoammonium phosphate
CMagnesium oxide & Phosphate
DMagnesium oxide & Ortho Phosphoric acid
Correct answer
B. Magnesium oxide & Monoammonium phosphate
Explanation
The correct answer is Magnesium oxide & Monoammonium phosphate.