Blood Smear Staining - 3
Pale RBCs and WBCs
Buffer too acidic
 Problems with stain :
Rinsed too long a time
Under buffered
 Estimates made from blood smear :
WBC estimates:
Done using high dry objective (40X)
WBC = (avg./hpf)(2,000)
Platelet estimates:
Done using oil immersion objective (100X)
Plt = (avg./oif)(20,000)