Hach DR/700 - Page 204

45-32
PHENOLS, continued
7. Add the contents
of one Phenol 2
Reagent Powder
Pillow to each
separatory funnel.
Stopper. Shake to
dissolve.
8. Add 30 mL of
chloroform to each
separatory funnel.
Stopper each funnel.
Caution: Use
chloroform only with
proper ventilation.
9. Holding the
stopper in, invert each
funnel and
temporarily vent.
Shake each funnel
briefly and vent.
Then vigorously
shake each funnel for
a total of 30 seconds.
30 seconds