A Study on the Microbiological Status of Mineral Drinking Water

Table 2: Results of biochemical tests of the isolates collected from nutrient agar.

Isolate no	Sample Name	Isolate Name	Gram Stain		TSI				MIU			Catalase	Oxidase	Citrate	Lactose	MR	VP	Nitrate Reduction	Gelatin Hydrolysis	Blood Agar	Casein Hydrolysis	Starch Hydrolysis	Mannitol	Presumptive Organism
Isolate no	Sample Name	Isolate Name	+/-	Shape	BUTT	SLANT	H₂S	Gas	Motility	Indole	Urease	Catalase	Oxidase	Citrate	Lactose	MR	VP	Nitrate Reduction	Gelatin Hydrolysis	Blood Agar	Casein Hydrolysis	Starch Hydrolysis	Mannitol	Presumptive Organism
1.	MWa1	Mwa1	-	cocci	K	K	-	-	+	+	+	+	-	-	-	+	-	+	-	-	+	-	-	*S. intermedius*
2.	MWf2	MWf2	+	cocci	A	A	-	-	+	+	+	+	-	-	+	-	-	-	-	-	-	-	-	*S. auricularis*
3.	MWp4	MWp^r4	+	cocci	A	A	-	-	-	-	-	+	-	-	+	+	-	-	-	-	-	-	-	*S. aureus*
4.	MWp4	MWp¹4	+	cocci	K	K	-	-	-	+	+	+	-	-	-	+	-	+	-	-	-	-	-	*S. auricularis*
5.	MWb5	MWb5	+	cocci	A	A	-	-	-	+	+	+	-	-	+	+	-	+	-	-	-	-	-	*S. hominis*
6.	MWs6	MWs6	+	cocci	A	A	-	-	-	-	-	+	-	-	+	+	-	+	-	-	-	-	-	*S. felis*
7.	MWv7	MWv7	+	cocci	A	A	-	-	+	+	-	+	-	+	+	+	+	+	+	-	-	-	+	*S. saccharolyticus*
8.	Mwac8	MWac^r8	+	cocci	A	A	-	-	-	+	+	+	-	-	+	+	-	+	-	-	+	-	-	*S. saccharolyticus*
9.	Mwac8	MWac¹8	+	cocci	K	K	-	-	+	+	-	+	-	-	-	+	-	+	-	-	-	-	-	*S. intermedius*
11.	Mwe9	MWe^r9	+	cocci	K	K	-	-	+	-	-	+	-	-	-	-	-	+	-	-	+	-	-	*S. saccharolyticus*
12.	Mwe9	MWe¹9	+	cocci	A	A	-	-	-	+	+	+	-	-	+	+	-	+	-	-	-	-	-	*S. felis*
10.	MWj10	MWj10	+	cocci	K	K	-	-	+	-	-	+	-	-	-	+	-	+	-	-	-	-	-	*S. intermedius*
K = Alkaline reaction, A = Acidic reaction, + = Positive reaction; - = Negative reaction