Experiment No 15 : Evaluation of surgical dressing
To evaluate Absorbent cotton wool I.P.
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| experiment 15 |
Questions
1. What are Neps?
2. If cotton is stored in improper condition (ie dust,
moisture), what will be its effect on water
holding capacity?
3. If cotton is stored in improper condition (i.e. dust,
moisture), what will be its effect on sinking
time?
4. If cotton is stored in improper condition (L.e. dust,
moisture), what will be its effect on Neps?
5. Give the standard values for the test for neps as per LP 1996
6 .Give the standard values for the test for water souble
substances as per I.P 1996 .
7 . if the fate of absorbent cotton wool shows pink colour
with methyl orange, what does
indicates ?
8 . If the first of absorbent cotton wool shows pe colour
with phenophthan what does
indicates ?
9 if the height of the broth of test for surface active substances
is 4 mm what does indicates?
10 Name the atamative staining agent for phenolphthalein for
the best for acidity?
11 Which colour fluorescence does absorbent cotton wool
gives?
( Answers)
Q.1. Ans - A Nep can be defined as small knot of
entangled fibres consisting either entirely of fibres or of foreign matter entangled
with fibres .
Q.6 Ans - As per I p titanium dioxide has water
Soluble substance as a test parameter It is limit 0.5% (w/w) dose it indicates
if more results obtained
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