55. Inversion sucrose in syrup due to heat is known as …
a. Isomerization
b. Epimerization
c. Tautomeriation
d. caramelization

56. HEPA filters are widely used in …
a. Autoclaves
b. Laminar air flow hoods
c. Gas sterilizers
d. Oxygen masks

57. Water insoluble coating materials used for microencapsulation include …
a. Ethyl cellulose
b. Polyethylene
c. Polyamide
d. All of the above

58. The official dissolution test apparatus contains cylindrical vessel and the lower
edge of the blade is positioned from inside bottom of the vessel at
a. 18 to 22mm
b. 23 to 27mm
c. 20 to 24mm

d. 25 to 29mm

59. Which one of the following should not be a characteristic of the vehicles or polymers
which are used for parenteral formulations?
a. Sterile
b. Consists of pyrogen
c. Nonirritating
d. Biodegradable