Lampiran 3 Kadar abu sampel alamanda
Sampel Ulangan Bobot g
Kadar abu
Rata- rata
Cawan kosong
Contoh awal
Cawan+abu Abu
bb bb
A. schottii Cikabayan 1
Daun 1
25.7865 2.0136
25.9302 0.1437
7.14 2
16.5229 2.0180
16.6667 0.1438
7.13 7.66
3 16.5175
3.0021 16.7798
0.2623 8.74
Batang 1
22.6249 2.0061
22.6811 0.0562
2.80 2
21.1997 2.0045
21.2549 0.0552
2.75 2.79
3 24.8663
3.0090 24.9510
0.0847 2.81
Cipanas
Daun 1
17.1584 2.0032
17.2954 0.1370
6.84 2
18.7089 2.0029
18.8446 0.1357
6.78 7.02
3 21.5968
2.0042 21.7459
0.1491 7.44
Batang 1
24.8652 2.0026
24.9857 0.1205
6.02 2
21.1950 2.0127
21.3112 0.1162
5.77 5.69
3 17.7493
2.0021 17.8548
0.1055 5.27
Bunga 1
16.5161 1.0051
16.5706 0.0545
5.42 2
22.6205 1.0044
22.6735 0.0530
5.28 5.36
3 21.1505
1.0047 21.2047
0.0542 5.39
Cisarua
Daun 1
16.5172 2.0049
16.7030 0.1858
9.27 2
22.6205 2.0078
22.8153 0.1948
9.70 9.50
3 21.1518
2.0034 21.3426
0.1908 9.52
Batang 1
24.8667 2.0005
25.0132 0.1465
7.32 2
21.1946 2.0017
21.3674 0.1728
8.63 8.21
3 17.7503
2.0010 17.9240
0.1737 8.68
A. cathartica Cikabayan 2
Daun 1
18.7109 2.0091
18.8642 0.1533
7.63 2
24.8722 2.0035
25.0252 0.1530
7.64 7.75
3 18.7116
3.0045 18.9511
0.2395 7.97
Batang 1
17.1611 2.0104
17.2363 0.0752
3.74 2
17.7544 2.0043
17.8292 0.0748
3.73 3.74
3 21.9878
2.0078 22.0628
0.0750 3.74
Bunga 1
16.5181 1.0018
16.5624 0.0443
4.42 2
22.2957 1.0055
22.3390 0.0433
4.31 4.36
3 17.8977
1.0088 17.9417
0.0440 4.36
Cibirus
Daun 1
18.7071 2.0071
18.8514 0.1443
7.19 2
21.5960 2.0023
21.7397 0.1437
7.18 7.10
3 24.8671
2.0066 25.0062
0.1391 6.93
Batang 1
17.1594 2.0012
17.2347 0.0753
3.76 2
25.7853 2.0016
25.8633 0.0780
3.90 4.01
3 17.7509
2.0034 17.8384
0.0875 4.37
Bunga 1
21.1954 1.0067
21.2580 0.0626
6.22 2
22.5353 1.0044
22.5968 0.0615
6.12 6.19
3 22.6217
1.0031 22.6842
0.0625 6.23
Contoh perhitungan: Kadar abu
=
B A
× 100 Keterangan
: A = bobot abu g
B = bobot sampel awalg Kadar abu
= 0.01437 × 100 2.0136
= 7.1365
Rerata kadar abu =
3 n
i
n Xi
= 7.1365 + 7.1259 + 8.7372 3
= 7.6665
Lampiran 4 Rendemen ekstrak metanol sampel alamanda Sampel
Ulangan Bobot g
Faktor koreksi
Rendemen bb
Rata-rata bb
Bobot sampel
Bobot ekstrak
A. schottii Cikabayan 1
Daun 1
10.0081 2.6375
0.0919 29.02
2 10.0008
2.8563 0.0919
31.45 30.76
3 10.0079
2.8904 0.0919
31.80 Batang
1 10.0016
1.1330 0.0588
12.04 2
10.0041 1.1381
0.0588 12.09
11.98 3
10.0054 1.1120
0.0588 11.81
Cipanas
Daun 1
10.0007 2.5467
0.0863 27.87
2 10.0014
2.5753 0.0863
28.18 28.14
3 10.0030
2.5920 0.0863
28.36 Batang
1 10.0045
1.5092 0.0580
16.01 2
10.0020 1.4237
0.0580 15.11
15.74 3
10.0024 1.5153
0.0580 16.08
Bunga 1
5.0014 1.7418
0.1202 39.58
2 5.0084
2.0483 0.1202
46.48 44.37
3 5.0086
2.0730 0.1202
47.04
Cisarua
Daun 1
10.0058 1.2364
0.0920 13.60
2 10.0021
1.2942 0.0920
14.25 14.03
3 10.0014
1.2912 0.0920
14.22 Batang
1 10.0043
1.6282 0.0560
17.24 2
10.0016 1.6881
0.0560 17.88
17.46 3
10.0023 1.6287
0.0560 17.25
A. cathartica Cikabayan 2
Daun 1
10.0068 2.0000
0.0496 21.03
2 10.0055
2.4506 0.0496
25.77 23.95
3 10.0030
2.3824 0.0496
25.06 Batang
1 10.0083
0.6523 0.0603
6.94 2
10.0061 0.6708
0.0603 7.13
7.12 3
10.0039 0.6859
0.0603 7.30
Bunga 1
5.0007 1.8611
0.1425 43.40
2 5.0051
2.0020 0.1425
46.65 46.55
3 5.0008
2.1264 0.1425
49.59
Cibirus
Daun 1
10.0044 1.8593
0.0842 20.29
2 10.0032
1.8448 0.0842
20.14 20.41
3 10.0031
1.9054 0.0842
20.80 Batang
1 10.0079
0.5989 0.0677
6.42 2
10.0022 0.6523
0.0677 7.00
6.84 3
10.0066 0.6627
0.0677 7.10
Bunga 1
5.0076 1.4446
0.1033 32.17
2 5.0004
1.3899 0.1033
31.00 32.06
3 5.0014
1.4802 0.1033
33.00
Lampiran 5 Rendemen ekstrak air sampel alamanda Sampel
Ulangan Bobot g
Faktor koreksi
Rendemen bb
Rata-rata bb
Bobot sampel
Bobot ekstrak
A. schottii Cikabayan 1
