behnchood
bcoz of coating. And for transport
what is the tblet hardness,what is its unit ,we aply hydraulic pressure on tablet compression mchine but in result we gain hardness on tablet,how the pressure is converted into hardness unit. Friability refers to the ability of the compressed tablet to avoid fracture and breaking apart during transport.
Tablet whiskering refers to the formation of fine, hair-like lines on the surface of a tablet. It is typically a cosmetic issue caused by the drying process during tablet manufacturing and does not affect the efficacy or safety of the medication.
The Ability to crumble of sand is known as friability
friability F=I-F.100/I where I =Iinitial weight of tablets , F = weight after friability. Normal limit less than 1%.
NMT 2%
Friability erythema and erosion in the stomach means that the stomach is red and there is lose of the lining. It can occur from tiny sores in the stomach.
Granularity, friability, and erythema in the antrum are all endoscopic findings. If these are found a patient is usually diagnosed with Gastroduodenal Crohn's disease
Friability testing is done on all pharmaceutical tablets. The testing involves absorption rates, crushing levels and powderization, and enteric capability.
initial - final / initial x 100
Friability wrong man... i dont know the answer tho