CO537-36 — Page 419

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PUBLIC RECORD OFFICE

Reference:-

TILLIC.O. 537

Cleartin

13478 2.

1880.

Dr. Palos

594

13478

A.

Sce Page 1774.

These so called coal tar disinfecting bodies are made

by distilling coal tar, which contains an enormous

number of different substances

and

How do you mean, it does not follow if an analyst says

it is there ?

Carbou

•

D. Pearse capl differulse eine

filling

Example Emydlo

phenols. These phenols are a group of bodies of

different compositions. They consist of phenol itself,

commonly called carbolic acid; then another substance

the real active body inter called Cresol. Sometimes phenolão cœlestia vid of a phonel are

crasolio-aoid. These substanoes are disinfectants.

Carbolic acid is a disinfectant of less power than

cresol or cresolic acid. It is a metter of great in connection with

there cople for disinfectantă importance to know that not one of those coal tar

disinfectants, whether the actual body consists of

cresol or phenol,

Now the analyst assumes

•

•

that a carbolic aoid is phenol. He does not go into the

su

Explomating

Реде

Page 1772.

question of whether it is a cresol or a phenol, or a

mixture of both.

77 Q.

Would the analysis not show that ♥

A.

13-479

No.

So a

They would not work out the same ?

13.48·0

A.

Yes, work out the same.

81 2.

And that would account for it shewing 21.2 % and not|348 /

being so effective ?

36

F

A.

Yes.

829.

A.

83 Q.

RECORD OFFICE, LONDON OUT PERMISSION OF THE PUBLIC REPRODUCED PHOTOGRAPHICALLY WITH- COPYRIGHT PHOTOGRAPH - NOT TO BE

Any medical man, who attends to analysis, ought to 13.482

realise that, oughtnt he ?

He would not be able to realise that, unless he

dewirty-

understood the shamigals of the disinfectants.

Is not the M. 0. H. in charge of such very important | 3453

disinfecting work - is it not part of his duties and

qualifications to know that ?

7. consider it my duty to know that.

A.