Preparation of Percoll solution to a final density of 1.07 g/ml (ρ = 1.07)
Tube No.	1	2	3	4
Undiluted Percoll (ρ = 1.130) (ml)	2.96	5.92	8.88	11.84
1.5 M NaCl (ml)	0.6	1.20	1.8	2.4
distilled H2O (ml)	2.44	4.88	7.32	9.76
Volume of final working dilution	6 ml	12 ml	18 ml	24 ml