TO DETERMINE THE STRENGTH OF THE GIVEN ALKALI (NAOH) SOLUTION WITH THE HELP OF THE STANDARD ACID (HCL) SUPPLIED.
THEORY: Reaction HCl + NaOH——-> NaCl + H₂O Ionically, H+ + OH– ————> H₂O The normality strength of…
TO STANDARDISE THE GIVEN ACID SOLUTION (HCI) AGAINST THE PRIMARY STANDARD ALKALI (Na2CO3).
THEORY: Reaction: 2HCl + Na2CO3 ————–> 2NaCl + H₂O + CO₂ Ionically, 2H++ + CO3 — ————-> H₂O…
TO PREPARE 100 ML OF A DECINORMAL SOLUTION OF SODIUM CARBONATE.
THEORY: Mol. wt. of Na₂ CO3 = 2 x 23 + 12 + 48 106 Equivalent wt.Mol. wt./2…
STUDY OF ANTIBIOTIC SUSCEPTIBILITY TEST
THEORY: Antibiotic: A medicine (such as penicillin or its derivatives) that inhibits the growth or destroys microorganisms. The…
STUDY OF STARCH HYDROLYSIS TEST
THEORY: Starch chemically a homoglycan is a complete carbohydrate i.e. polysaccharide which consists of a mixture of amylose…
STUDY OF TRIPLE SUGAR IRON AGAR TEST (TSIA TEST)
Introduction: Originally described by FF. Russel, the (TSIA) triple Sugar. Iron Agar test is used to identify enteric…
STUDY OF UREASE AND NITRATE REDUCTION TEST
Introduction: In this test a simple ability of the organism is exploited that is to produce an enzyme…
STUDY OF METHYL RED AND VOGES PROSKAUER TEST
Methyl Red Test: Micro-organisms when grown in MR-VP or clark and lub’s medium containing a limited amount of…
STUDY OF INDOLE TEST AND CITRATE UTILISATION TEST
Introduction: The biochemical (physiological) reactions of the miens organisms are very much important in species identification. Differentiation of…
STUDY OF GRAM STAINING.
Introduction: In 1884, a Danish Bacteriologist Hans Christian Gram developed a gram staining technique. Gram staining is the…