Table 1

S. No	Industry type	pH	COD (mg/l)	Colour (Pt-Co units)	Mutagenicity Ratio (Ames Test)
					Dose (in μl)	TA 98		TA 100
					Dose (in μl)	S9 -	S9+	S9-	S9 +
1	SS-HMP	7.54	11293.3	1132.6	2	+	+	-	-
					5	+	+	-	-
					10	+	+	-	-
					50	+	+	-	-
					100	+	+	-	-
2	LS-HMP	8.0	11880	12371.7	2	-	+	+	+
					5	-	+	+	+
					10	-	+	+	+
					50	-	+	+	+
					100	-	+	+	+

Table 1: Physicochemical parameters and Mutagenicity ratio of small scale (SSHMP) and large scale handmade paper industrial (LS-HMP) effluent on initial day.