Make in fume hood 3.7% formaldehyde
0.5% Triton X
in PBS

Formaldehyde stock: 37%
Triton X stock: 10%

To make	mL fixative
add:	mL 37% formaldehyde
add:	mL 10X PBS
and:	mL 10% Triton-X

To fix the adherent cells (still in hood):