Flagellum Stain Recipe:
Solution 1:
5% carbolic acid (phenol) solution in H2O	10 ml
Saturated aluminum potassium sulfate: 12 hydrate solution	10 ml
Tannic acid	2 g
Solution 2:
Ethanol	100 ml
Crystal violet	12 g
Stain:
10 parts Solution 1
1 part Solution 2