dc.description.abstract | Solvent
extraction
is
one
of
the
methods
used
for
extracting
avocado
oil.
The
present
study
examined
cold
solvent
extraction
of
avocado
oil
using
8
different
solvents.
The
avocado
fruits,
fuerte
variety
,
were
obtained
from
Kiambu,
Kitale
and
Murang
/
a.
The
e
d
i
b
I
e
port
i
on
of
the
undr
I
ed
fru
i
t
was
ground
to
a
homogeneous
paste,
mi
xed
with
a
bout
200
ml
of
solvent,
and
then
allowed
to
stand
at
room
temperature
for
24
hours.
The
o
l
I
content
from
fruits
of
average
maturity
was
as
fol
lows:
water
2
.
67-3.12
%,
acetone
0
%
,
methanol
o
~
0
,
n-hexane
8.24
~
o
,
cyclohexan
e
11
.
21
~
0,
petroleum
ether
(PE)
13.55
%,
ethanol
12.14
%
and
carbon
t
etrach
I
or
i
de
6.20
~
o
.
The
most
effective
solvent
was
evaluated
on
basis
of
price,
avai
I
a
bi
I
i
ty,
o
i
I
percentage,
recovery
and
nature
.
-
of
a
i
1.
Us
I
ng
petro
I
eum
ether
(80
%
recovery),
avocado
fruits
of
varying
maturity,
yielded
1.83-31.85
%
of
oil.
The
various
parameters
of
oil
determined
include
d
25
0.85389
~-
0.00117,
1
.
46475
±
0.00063,
ll
.
25
19.8957
centipoises,
acid
number
2.354
+
0
.
264,
saponification
number
186.761
±
3.523,
saponification
equivalent
300.491
+
5.704,
unsaponifiable
matter
1.49
%,
iodine
number
87.809
+
3.891
,
boi
I
ing
point
without
decomposition
223.574
c
x
l
I
l
r | |