= 350 —

COUNTING RECORD

yy .
Name of counter __ ce _ Filter no.

“Pate counted | 2s Slide onc.

Date mounted

fidiiea 22. 2 oa
CALCULATION :

: - Goi... filtergaten % - now of fibres |
fibres/ml. field area X no. of fields < sample volume

Counts Comments

No. of fields counted

Total fibers counted

ee ee