[Retracted] Toxicological Effects of Sewage Water on Chick Embryonic Development

Table 1

Methods/instruments for physical and chemical parameter analysis.

Sr. no.	Parameters	Analysis methods/instruments
1.	pH	pH meter
2.	Electrical conductivity	Conductivity method, electrical conductivity meter
3.	Turbidity	Turbidity meter/nephelometer
4.	Color	Sensory test
5.	Carbonates	Titration (standard solution of strong acid)
6.	Bicarbonates	Titration (standard solution of strong acid)
7.	Alkalinity	Titration (standard solution of strong acid)
8.	Calcium	Calcium meters
9.	Chloride	Titration (silver nitrate solution)
10.	Fluoride	Fluoride electrode method (water+zirconyl xylenol orange complex reagent)
11.	Hardness	Titration (standard solution of strong acid)
12.	Magnesium	EDTA (ethylenediaminetetraacetic acid)
13.	Sodium	Flame photometer
14.	Nitrate	Visible spectrophotometer
15.	Potassium	Flame photometer
16.	Sulfate	Titration (barium chloride)
17.	TDS	TDS meter