5
4
LAMPIRAN A
DATA BAHAN BAKU
A.1
KOMPOSISI ASAM LEMAK MINYAK DEDAK PADI
Tabel A.1 Komposisi Asam Lemak Bahan Baku Minyak Dedak Padi
Asam Lemak
Komposisi
(%)
Molekul
Berat
(gr/mol)
% x BM
(gr/mol)
Asam Laurat (C12:0)
0,0114
200
0,0228
Asam Miristat (C14:0)
0,3912
228
0,8919
Asam Palmitat (C16:0)
20,8620
256
53,4067
Asam Palmitoleinat (C16:1)
0,2638
254
0,6701
Asam Stearat (C18:0)
2,0197
284
5,7359
Asam Oleat (C18:1)
42,4643
282
119,7493
Asam Linoleat (C18:2)
32,2081
280
90,1827
Asam Linolenat (C18:3)
1,2199
278
3,3913
Asam Arakidat (C20:0)
0,0522
312
0,1629
Asam Eikosenoat (C20:1)
0,5074
310
1,5729
Jumlah
100
275,7866
Dari perhitungan maka diperoleh berat molekul rata-rata FFA minyak
dedak padi sebesar 275,7866 gr/mol.
A.2
KOMPOSISI TRIGLISERIDA MINYAK DEDAK PADI
Tabel A.2 Komposisi Trigliserida Bahan Baku Minyak Dedak Padi
Asam Lemak
Komposisi
(%)
Molekul
Berat
(gr/mol)
% x BM
(gr/mol)
Asam Laurat (C12:0)
0,0114
638
0,0727
Asam Miristat (C14:0)
0,3912
722
2,8245
Asam Palmitat (C16:0)
20,8620
806
168,1477
Asam Palmitoleinat (C16:1)
0,2638
800
2,1104
Asam Stearat (C18:0)
2,0197
890
17,9753
Asam Oleat (C18:1)
42,4643
884
375,3844
Asam Linoleat (C18:2)
32,2081
878
282,7871
Asam Linolenat (C18:3)
1,2199
872
10,6375
Asam Arakidat (C20:0)
0,0522
974
0,5084
Asam Eikosenoat (C20:1)
0,5074
968
4,9116
Jumlah
100
865,3598
Dari perhitungan maka diperoleh berat molekul rata-rata trigliserida
minyak dedak padi sebesar 865,3598 gr/mol.
5
5
A.3
KADAR
FREE FATTY ACID
(FFA) MINYAK DEDAK PADI
.1
2
CO
3
/ZEOLIT ALAM
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No. Konsentrasi Larutan K
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aquadest
2
CO
3
)
Kadar Logam Kalium
dalam %
1
0
1,2758
B.2
DATA DENSITAS BIODIESEL
Tabel B.2 Hasil Analisis Densitas Biodiesel
Suhu
(
o
C)
Alkohol / Minyak
Rasio Mol
Waktu
(Jam)
Katalis (%)
Jumlah
Densitas
pada 40 °C
(kg/m
3
)
65
8:1
3,0
2,0
858,8656
65
8:1
3,0
3,0
857,2389
65
8:1
3,0
4,0
858,4589
65
10:1
3,0
2,0
865,3721
65
10:1
3,0
2,5
858,8656
65
10:1
3,0
3,0
857,2389
65
10:1
3,0
3,5
856,0190
65
10:1
3,0
4,0
861,7122
65
10:1
2,0
4,0
860,0856
65
10:1
2,5
4,0
862,1189
65
10:1
3,0
4,0
861,7122
65
10:1
3,5
4,0
854,7990
65
10:1
4,0
4,0
853,9857
65
12:1
3,0
2,0
856,0190
65
12:1
3,0
3,0
861,3055
65
12:1
3,0
4,0
857,6456
57
B.3
DATA VISKOSITAS KINEMATIK BIODIESEL
Tabel B.3 Hasil Analisis Viskositas Kinematik Biodiesel
Suhu
(
o
C)
Alkohol / Minyak
Rasio Mol
Waktu
(Jam)
Katalis (%)
Jumlah
t
(detik)
rata-rata
Viskositas
B.4
DATA
YIELD
METIL ESTER
Tabel B.4 Hasil Analisis
Yield
Metil Ester
Suhu
(Jam)
Katalis (%)
Jumlah
Kemurnian
(%)
Yield
(%)
65
8:1
3,0
2,0
86,4571
85,02
65
8:1
3,0
3,0
92,2908
87,76
65
8:1
3,0
4,0
93,9206
86,63
65
10:1
3,0
2,0
97,6446
79,05
65
10:1
3,0
2,5
97,1973
83,82
65
10:1
3,0
3,0
98,4421
94,64
65
10:1
3,0
3,5
98,0972
89,65
65
10:1
3,0
4,0
98,8243
98,18
65
10:1
2,0
4,0
96,1520
85,86
65
10:1
2,5
4,0
98,3927
91,56
65
10:1
3,0
4,0
98,8243
98,18
65
10:1
3,5
4,0
95,8792
93,32
65
10:1
4,0
4,0
96,5046
90,93
65
12:1
3,0
2,0
91,5443
89,81
65
12:1
3,0
3,0
92,6582
92,11
65
12:1
3,0
4,0
96,5688
89,67
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LAMPIRAN E
DOKUMENTASI PENELITIAN
E.1
FOTO PREPARASI ZEOLIT ALAM
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FOTO PROSES IMPREGNASI ZEOLIT ALAM DENGAN
LARUTAN K
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FOTO PROSES TRANSESTERIFIKASI
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FOTO ANALISIS BIODIESEL
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