Group C Chem Sterilisation Results

(1) Phenol 1%
10¹⁰ >>> ++ ++ - - ++ -
10⁶ >>> ++ + + - - - -


(2) Phenol 2% + Milk
10¹⁰ >>> + ++ ++ ++ ++ +
10⁶ >>> ++ ++ ++ ++ ++ ++ +

Key: ++ --> Very cloudy, + --> Cloudy, - --> Clear

Posted by Sumin:

Exercise 3(b)
phenol 2 % : - - - - - -
phenol 0.5% : + + + + + +
Phenol 0.1% : + + + + + +
Phenol 0.02% : + + + + + +

From Hajar,

3a)

95% - - - - - -
70% - - - - - -
40% + + + + + -
20% + + + + + +

From Sumin:

3c) Chlorhexidine

0.25% - - - + - -
0.005% all -
0.001% all -
0.0002% all +