Experiment 4: Aromatic Waters

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1
clear saturated aqueous solution of volatile oil or other aromatic or volatile substances
aromatic waters
2
TRUE OR FALSE: odor and taste of the aromatic water are the same as those of the drugs or volatile substances from which it is prepared
true
3
TRUE OR FALSE: aromatic waters have empyreumatic odor
false
4
these substances should be free from empyreumatic and other foreign odors
aromatic waters
5
other term for aromatic water
volatile oils
ethereal oils
essential oils
6
two methods of preparation of aromatic waters
distillation
solution method
7
TRUE OR FALSE: solution method is the slowest and most expensive method of preparation of aromatic water
false (distillation)
8
most ancient and satisfactory method
distillation
9
TRUE OR FALSE: distillation involves proccess of evaporation and condensation
true
10
process of redistillation
cohobation
11
processed used where the flavor and odor are in small amounts and delicate
cohobation
12
TRUE OR FALSE: distillate obtained in cohobation is saturated
false (unsaturated)
13
utilize large excess of solute to insure the water's saturation
solution method
14
three methods of solution method
direct solution method
alternate solution method
alternate solution method with trituration with intervention
15
general formula of solution method
2 g or 2 ml of volatile oil
16
If the aromatic substance is a solid it is (comminuted or agitated) prior to the addition of the water
comminuted
17
If the aromatic substance is a solid it is (comminuted or agitated) prior to the addition of the water
comminuted
18
why are solid aromatic substance comminuted prior to the addition of the water
for large surface area of material be available
for more rapid dissolution
19
why are liquid aromatic substance agitated prior to the addition of the water
to separate minute droplets to larger droplets
to increase surface area to the water
20
prepration are set aside for 12 hour or longer
direct solution method
21
method used in the prepration of peppermint water
direct solution method
22
makes use of distributing agent
alternate solution method
23
uses of distributing agent in preparation
filter aid
distributing agent for aromatic substance
accelerate rate of solution
24
example of distributing agents
talce
purified siliceous earth
25
use of talc in medicine
dusting powder
26
use of talc in pharmacy
filtering medium
27
content of talc
magnesium silicate
aluminum silicate
28
a form of silica
purified siliceous earth
29
used to prepare cinnamon water
alternate solution method
30
method used to prepare camphor water
alternate solution method with trituration with intervention
31
reagent used to triturate camphor in the preparation of camphor water
alcohol
precipitated calcium phosphate
32
effect of triturating the camphor to alcohol
renders it more pulverizable
33
effect of triturating camphor to calcium salt
subdivides it more finely
34
process that removes calcium phosphate and excess camphor from the camphor water
filtration
35
storage of aromatic water
airtight container
light resistant container
room temperature
36
scientific name of peppermint
Mentha piperita
37
scientific name of camphor
Cinnamomum camphora
38
scientific name of cinnamon
Cinnamomum cassia
39
medicinal use of peppermint water
antispasmodic and carminative
counter irritant
gentle aromatic stimulant
40
pharmaceutical use of peppermint water
flavored vehicle
41
uses of cinnamon water
astringent
carminative
stimulant
antibacterial
analgesic
42
uses of camphor water
analgesic
antipruritic
rubefacient
carminative
vehicle in ophthalmic solutions
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