523

1

med fuggen of

:" ༡༴ ༠

AdT

+

dene saiduot

d

...

Spada plates

قد

* 92001

I

31.291

marter rd atalleb la #berbach

founuit so successful that I think a few words may

be said about it. A person doing the process may

follow Green's description in the Lancet of June 20th

1903 until the place where he says The Chloroform"

is evaporated till no trace remains, such evaporation

is most/quickly effected by passing a stream of sterile

air through the emulsion." It will be noticed that no

Indication of the time necessary is given and no. test

for the end point. These details may be published elsewhere.

I use the following method and test. When the passage

of Chloroform vapour has been stopped I cause the sterile

air to bubble through not merely briskly but furiously

for 6 hours I then test a little of the vaccine by

heating with a few drops of aniline and caustic potash

solution in a test tube) If there is any difference between

the smell of the tube and the control without vaccine

I go on passing air until the difference dissapears.

I glycerinate the vaccine just after doing the first

test.

Dr Netld Cook, Indian Medical Gazette May 1907, says

ed of his chloroform vaccine "I found it less reliable

than glycerinated and other experimenters have arrived

at the same conclusion". I must say that though my

Share This Page