[5] Quanti and Quali Chem & Analytical Classification

Test for the nature of the constituents of a given material

qualitative

Determination of composition

qualitative

percentage content

quantitative

determines the absolute or relative amount

quantiative

Procedure or examination to determine the strength, potency and the purity of a drug

pharmeceutical assay

Degree of AGREEMENT of test results with the TRUE value, or the

closeness of the results obtained by the procedure to the TRUE value

accuracy

degree of agreement among individual results

precision

difference between the mean and true value

absolute errors

error that affects precision which causes difficult to detect

random error

which of the ff is INCORRECT

indeterminate error: wrong computation

sample size of microanalysis

1mg-10mg

which of the ff is correct:

proximate: alkaloids

which of the ff is CORRECTLY matched:

instrumental: refractometer

water content, crude fiber, test for lipids & balsams, and test for volatile oils are example of:

special method

it separates and weigh the compound of known composition

gravimetric