Quality control Flashcards
(15 cards)
Most of the official drugs containing calcium and zinc are assayed by
Complexometry
Type of alkaloidal assay where the total alkaloids are determined
Proximate
A tool for detecting variations in a process
Quality control chart
Substance is assayed by residual alkalimetric titration
Aspirin
The molecular weight of NaOH is 40. How many grams of NaOH pellets are needed to make 500ml of 1.5N solution
30
The term used when equivalent amounts of each reactant have reacted are the following expect
End point
The gram equivalent of Magnesium oxide (MW=40.30) is:
21.15
Potentiometry finds application in:
pH determination
In column chromatography, the separation of the sample mixture into a series of narrow bonds in a column is:
Elution
In statistical quality control, the chart used to measure the variations in the products inspected in the production:
Attribute chart
P-chart
The indicator used in the assay of a weak acid reacting with a strong base is:
Phenolphthalein TS
The end point in iodimetry using starch TS as indicator is:
Disappearance of blue color
The type of titration in ultimate assay of alkaloid is:
Residual
Indirect
Nuclear Magnetic Resonance (NMR) is used for:
Identification of chemicals
In TLC, the separation takes place on a planar surface by:
Capillary action
