Pengaruh Konsentrasi Bahan Pengawet Alami Dari Ekstrak Daun Gambir (Uncaria gambir Roxb) Terhadap Mutu Tahu Se Penyimpanan

(1)

Lampiran 1. Data pengamatan analisis total mikroba (Log CFU/g)

Total mikroba (Log CFU/g)

Kombinasi perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 5,477 5,462 10,940 5,470

G

1

L

0 5,380 5,380 10,760 5,380

G

2

L

0 5,301 5,301 10,602 5,301

G

3

L

0 5,041 5,000 10,041 5,021

G

4

L

0 4,903 4,778 9,681 4,841

G

0

L

1 5,740 5,663 11,403 5,702

G

1

L

1 5,431 5,447 10,879 5,439

G

2

L

1 5,342 5,322 10,665 5,332

G

3

L

1 5,301 5,255 10,556 5,278

G

4

L

1 5,146 4,954 10,100 5,050

G

0

L

2 5,892 5,851 11,743 5,872

G

1

L

2 5,732 5,633 11,366 5,683

G

2

L

2 5,519 5,342 10,861 5,430

G

3

L

2 5,342 5,301 10,643 5,322

G

4

L

2 5,204 5,176 10,380 5,190

G

0

L

3 6,556 6,544 13,100 6,550

G

1

L

3 6,498 6,491 12,990 6,495

G

2

L

3 6,185 6,204 12,389 6,194

G

3

L

3 5,903 5,869 11,772 5,886

G

4

L

3 5,716 5,699 11,415 5,707

Total 222,288

Rataan 5,557

Tabel Sidik Ragam

SK db JK KT F Hit F 0.05 F 0.01

Perlakuan 19 8,098 0,426 154,841 ** 2,14 2,96

G 4 2,525 0,631 229,279 ** 2,87 4,43

G Lin 1 2,521 2,521 915,676 ** 4,35 8,1

G Kuad 1 0,002 0,002 0,859 tn 4,35 8,1

G Kubik 1 0,002 0,002 0,564 tn 4,35 8,1

G Kuartik 1 0,000 0,000 0,019 tn 4,35 8,1

L 3 5,393 1,798 653,111 ** 3,1 4,94

L Lin 1 4,595 4,595 1669,333 ** 4,35 8,1

L Kuad 1 0,649 0,649 235,671 ** 4,35 8,1

L Kubik 1 0,150 0,150 54,328 ** 4,35 8,1

GL 12 0,180 0,015 5,461 ** 2,28 3,23

Galat 20 0,055 0,003

Total 39 8,153

Keterangan:

FK = 1.235,29

(2)

Lampiran 2. Data pengamatan analisis pH tahu

pH tahu

Kombinasi perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 4,590 4,453 9,043 4,522

G

1

L

0 4,550 4,511 9,061 4,531

G

2

L

0 4,518 4,546 9,065 4,532

G

3

L

0 4,572 4,501 9,073 4,537

G

4

L

0 4,498 4,581 9,079 4,540

G

0

L

1 4,737 4,701 9,438 4,719

G

1

L

1 4,689 4,777 9,466 4,733

G

2

L

1 4,744 4,781 9,525 4,763

G

3

L

1 4,746 4,830 9,576 4,788

G

4

L

1 4,766 4,848 9,614 4,807

G

0

L

2 4,783 4,746 9,529 4,765

G

1

L

2 4,579 4,969 9,548 4,774

G

2

L

2 4,746 4,819 9,565 4,783

G

3

L

2 4,754 4,835 9,589 4,795

G

4

L

2 4,782 4,835 9,617 4,809

G

0

L

3 5,002 5,017 10,019 5,010

G

1

L

3 5,082 5,062 10,144 5,072

G

2

L

3 5,332 5,111 10,443 5,222

G

3

L

3 5,278 5,218 10,496 5,248

G

4

L

3 5,366 5,301 10,667 5,334

Total 192,557

Rataan 4,814

Tabel sidik ragam pH tahu

SK db JK KT F Hitung F 0.05 F 0.01

Perlakuan 19 2,3022 0,1212 18,0108 ** 2,14 2,96

G 4 0,0740 0,0185 2,7498 tn 2,87 4,43

G Lin 1 0,0727 0,0727 10,8005 ** 4,35 8,1

G Kuad 1 0,0002 0,0002 0,0247 tn 4,35 8,1

G Kubik 1 0,0001 0,0001 0,0125 tn 4,35 8,1

L 3 2,1475 0,7158 106,4018 ** 3,1 4,94

L Lin 1 1,9157 1,9157 284,7515 ** 4,35 8,1

L Kuad 1 0,0658 0,0658 9,7849 ** 4,35 8,1

L Kubik 1 0,1660 0,1660 24,6690 ** 4,35 8,1

GL 12 0,0807 0,0067 1,0000 tn 2,28 3,23

Galat 20 0,1413 0,0071

Total 39 2,4435

Keterangan:

FK = 926,95

KK = 1,746%

** = sangat nyata

* = nyata

(3)

Lampiran 3. Data pengamatan analisis pH larutan perendam tahu

pH larutan perendam tahu Kombinasi

perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 4,421 4,324 8,745 4,373

G

1

L

0 4,378 4,411 8,789 4,395

G

2

L

0 4,401 4,391 8,792 4,396

G

3

L

0 4,350 4,449 8,799 4,400

G

4

L

0 4,401 4,427 8,828 4,414

G

0

L

1 4,378 4,441 8,819 4,410

G

1

L

1 4,395 4,515 8,910 4,455

G

2

L

1 4,414 4,509 8,923 4,462

G

3

L

1 4,501 4,449 8,950 4,475

G

4

L

1 4,594 4,509 9,103 4,552

G

0

L

2 4,608 4,643 9,251 4,626

G

1

L

2 4,525 4,754 9,279 4,640

G

2

L

2 4,671 4,627 9,298 4,649

G

3

L

2 4,494 4,791 9,285 4,643

G

4

L

2 4,582 4,792 9,374 4,687

G

0

L

3 4,825 4,795 9,620 4,810

G

1

L

3 4,869 4,772 9,641 4,821

G

2

L

3 4,729 4,969 9,698 4,849

G

3

L

3 4,905 4,815 9,720 4,860

G

4

L

3 5,127 5,380 10,507 5,254

Total 184,331

Rataan 4,608

Tabel sidik ragam pH larutan perendam

Perlakuan 19 1,9337 0,1018 7,4604 ** 2,14 2,96

G 4 0,1473 0,0368 2,6990 tn 2,87 4,43

G Lin 1 0,1043 0,1043 7,6476 * 4,35 8,1

G Kuad 1 0,0258 0,0258 1,8892 tn 4,35 8,1

G Kubik 1 0,0153 0,0153 1,1229 tn 4,35 8,1

L 3 1,6228 0,5409 39,6507 ** 3,1 4,94

L Lin 1 1,5279 1,5279 112,0005 ** 4,35 8,1

L Kuad 1 0,0948 0,0948 6,9469 * 4,35 8,1

L Kubik 1 0,0001 0,0001 0,0047 tn 4,35 8,1

GL 12 0,1637 0,0136 1,0000 tn 2,28 3,23

Galat 20 0,1932 0,0097

Total 39 2,1269

Keterangan:

FK = 849,45

KK = 2,133%

(4)

Lampiran 4. Data pengamatan analisis kadar air tahu (%)

Kadar air (%) Kombinasi

perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 84,542 85,973 170,515 85,258

G

1

L

0 85,585 85,694 171,279 85,639

G

2

L

0 84,041 85,243 169,283 84,642

G

3

L

0 83,355 83,108 166,463 83,232

G

4

L

0 82,543 81,629 164,173 82,086

G

0

L

1 84,885 83,974 168,858 84,429

G

1

L

1 83,121 85,285 168,406 84,203

G

2

L

1 83,645 86,479 170,124 85,062

G

3

L

1 82,611 83,209 165,821 82,910

G

4

L

1 84,602 83,838 168,440 84,220

G

0

L

2 83,336 82,175 165,511 82,756

G

1

L

2 83,296 81,205 164,502 82,251

G

2

L

2 81,007 82,653 163,659 81,830

G

3

L

2 82,748 81,180 163,928 81,964

G

4

L

2 81,026 83,069 164,094 82,047

G

0

L

3 78,961 80,913 159,874 79,937

G

1

L

3 80,090 80,007 160,097 80,049

G

2

L

3 81,618 79,379 160,997 80,499

G

3

L

3 81,225 83,709 164,933 82,467

G

4

L

3 82,175 81,311 163,486 81,743

Total 3314,444

Rataan 82,861

Tabel sidik ragam kadar air tahu

Perlakuan 19 109,3713 5,7564 4,6336 ** 2,14 2,96

G 4 2,1407 0,5352 0,4308 tn 2,87 4,43

G Lin 1 0,9925 0,9925 0,7989 tn 4,35 8,1

G Kuad 1 0,0048 0,0048 0,0039 tn 4,35 8,1

G Kubik 1 0,3130 0,3130 0,2519 tn 4,35 8,1

L 3 75,9046 25,3015 20,3667 ** 3,1 4,94

L Lin 1 68,3660 68,3660 55,0317 ** 4,35 8,1

L Kuad 1 3,7475 3,7475 3,0166 tn 4,35 8,1

L Kubik 1 3,7911 3,7911 3,0517 tn 4,35 8,1

GL 12 31,3260 2,6105 2,1013 tn 2,28 3,23

Galat 20 24,8460 1,2423

Total 39 134,2174

(5)

Lampiran 5. Data pengamatan analisis kadar abu tahu (%)

Kadar abu (%) Kombinasi

perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 0,790 0,753 1,543 0,772

G

1

L

0 0,865 0,856 1,721 0,861

G

2

L

0 0,941 0,963 1,904 0,952

G

3

L

0 1,070 1,046 2,116 1,058

G

4

L

0 1,091 1,101 2,192 1,096

G

0

L

1 0,742 0,779 1,521 0,761

G

1

L

1 0,825 0,827 1,652 0,826

G

2

L

1 0,920 0,972 1,892 0,946

G

3

L

1 1,054 1,077 2,131 1,065

G

4

L

1 1,106 1,109 2,215 1,107

G

0

L

2 0,795 0,744 1,539 0,769

G

1

L

2 0,857 0,859 1,716 0,858

G

2

L

2 0,930 0,945 1,876 0,938

G

3

L

2 1,021 1,026 2,047 1,024

G

4

L

2 1,174 1,165 2,339 1,169

G

0

L

3 0,754 0,748 1,503 0,751

G

1

L

3 0,890 0,841 1,731 0,865

G

2

L

3 0,987 0,990 1,977 0,989

G

3

L

3 1,022 1,026 2,049 1,024

G

4

L

3 1,101 1,108 2,209 1,105

Total 37,871

Rataan 0,947

Tabel Sidik Ragam

SK db JK KT F Hit F

0.05 F 0.01

Perlakuan 19 0,66865 0,03519 28,9219 ** 2,14 2,96

G 4 0,65349 0,16337 134,2637 ** 2,87 4,43

G Lin 1 0,65183 0,65183 535,6864 ** 4,35 8,1

G Kuad 1 0,00103 0,00103 0,8467 tn 4,35 8,1

G Kubik 1 0,00048 0,00048 0,3905 tn 4,35 8,1

L 3 0,00056 0,00019 0,1536 tn 3,1 4,94

L Lin 1 0,00003 0,00003 0,0286 tn 4,35 8,1

L Kuad 1 0,00001 0,00001 0,0062 tn 4,35 8,1

L Kubik 1 0,00052 0,00052 0,4262 tn 4,35 8,1

GL 12 0,01460 0,00122 1,0000 tn 2,28 3,23

Galat 20 0,00639 0,00032

Total 39 0,67505

Keterangan:

FK = 35,86

(6)

Lampiran 6. Data pengamatan analisis kadar protein tahu (%)

Kadar protein (%)

Perlakuan Ulangan Total Rataan

1 2

G

0

L

0 10,730 10,750 21,480 10,740

G

1

L

0 10,730 10,760 21,490 10,745

G

2

L

0 10,740 10,750 21,490 10,745

G

3

L

0 10,740 10,760 21,500 10,750

G

4

L

0 10,750 10,770 21,520 10,760

G

0

L

1 9,680 9,690 19,370 9,685

G

1

L

1 9,710 9,730 19,440 9,720

G

2

L

1 9,720 9,740 19,460 9,730

G

3

L

1 9,730 9,750 19,480 9,740

G

4

L

1 9,720 9,750 19,470 9,735

G

0

L

2 8,770 8,740 17,510 8,755

G

1

L

2 8,780 8,750 17,530 8,765

G

2

L

2 8,790 8,760 17,550 8,775

G

3

L

2 8,810 8,760 17,570 8,785

G

4

L

2 8,880 8,810 17,690 8,845

G

0

L

3 7,740 7,230 14,970 7,485

G

1

L

3 7,750 7,240 14,990 7,495

G

2

L

3 7,760 7,260 15,020 7,510

G

3

L

3 7,780 7,290 15,070 7,535

G

4

L

3 7,790 7,710 15,500 7,750

Total 368,100

Rataan 9,203

Tabel Sidik Ragam

Perlakuan 19 55,5824 2,9254 608,9798 ** 2,14 2,96

G 4 0,0546 0,0136 2,8402 tn 2,87 4,43

G Lin 1 0,0437 0,0437 9,0994 ** 4,35 8,1

G Kuad 1 0,0074 0,0074 1,5392 tn 4,35 8,1

G Kubik 1 0,0053 0,0053 1,0994 tn 4,35 8,1

L 3 55,4701 18,4900 3849,0853 ** 3,1 4,94

L Lin 1 0,5529 0,5529 115,1041 ** 4,35 8,1

L Kuad 1 0,0000 0,0000 0,0000 tn 4,35 8,1

L Kubik 1 0,0007 0,0007 0,1519 tn 4,35 8,1

GL 12 0,0576 0,0048 1,0000 tn 2,28 3,23

Galat 20 0,5156 0,0258

Total 39 56,0980

Keterangan:

FK = 3.387,44

KK = 1,073%

** = sangat nyata

* = nyata

(7)

Lampiran 7. Data pengamatan nilai organoleptik hedonik warna tahu

Nilai organoleptik hedonik warna tahu Kombinasi

perlakuan

Ulangan

Total Rataan

1 2

G

0

L

0 4,000 4,000 8,000 4,000

G

1

L

0 3,867 3,933 7,800 3,900

G

2

L

0 3,733 3,800 7,533 3,767

G

3

L

0 3,533 3,533 7,067 3,533

G

4

L

0 2,800 3,133 5,933 2,967

G

0

L

1 3,867 3,733 7,600 3,800

G

1

L

1 3,600 3,600 7,200 3,600

G

2

L

1 3,333 3,000 6,333 3,167

G

3

L

1 2,933 2,933 5,867 2,933

G

4

L

1 2,467 2,467 4,933 2,467

G

0

L

2 3,667 3,800 7,467 3,733

G

1

L

2 3,000 2,933 5,933 2,967

G

2

L

2 2,933 2,867 5,800 2,900

G

3

L

2 2,867 2,733 5,600 2,800

G

4

L

2 2,400 2,400 4,800 2,400

G

0

L

3 3,533 3,400 6,933 3,467

G

1

L

3 2,800 3,133 5,933 2,967

G

2

L

3 2,800 2,800 5,600 2,800

G

3

L

3 2,600 2,600 5,200 2,600

G

4

L

3 2,067 2,000 4,067 2,033

Total 125,600

Rataan 3,140

Tabel Sidik Ragam

Perlakuan 19 11,820 0,622 58,325 ** 2,14 2,96

G 4 7,228 1,807 169,411 ** 2,87 4,43

G Lin 1 7,001 7,001 656,380 ** 4,35 8,1

G Kuad 1 0,025 0,025 2,325 tn 4,35 8,1

G Kubik 1 0,200 0,200 18,750 ** 4,35 8,1

G Kuartik 1 0,002 0,002 0,190 tn 4,35 8,1

L 3 4,131 1,377 129,083 ** 3,1 4,94

L Lin 1 3,957 3,957 371,008 ** 4,35 8,1

L Kuad 1 0,160 0,160 15,042 ** 4,35 8,1

L Kubik 1 0,013 0,013 1,200 tn 4,35 8,1

GL 12 0,462 0,038 3,606 ** 2,28 3,23

Galat 20 0,213 0,011

Total 39 12,034

Keterangan:

FK = 394,38

(8)

Lampiran 8. Data pengamatan nilai organoleptik hedonik aroma tahu

Nilai organoleptik hedonik aroma tahu

Kombinasi

perlakuan

Ulangan

Total

Rataan

1

2 G

0

L

0

4,000

8,000

4,000

G

1

L

0

3,933

3,533

7,467

3,733

G

2

L

0

3,867

3,533

7,400

3,700

G

3

L

0

3,333

3,067

6,400

3,200

G

4

L

0

2,867

2,800

5,667

2,833

G

0

L

1

2,933

3,333

6,267

3,133

G

1

L

1

2,800

2,930

5,730

2,865

G

2

L

1

2,667

2,800

5,467

2,733

G

3

L

1

2,600

2,684

5,284

2,642

G

4

L

1

2,600

2,576

5,176

2,588

G

0

L

2

2,933

2,867

5,800

2,900

G

1

L

2

2,600

2,667

5,267

2,633

G

2

L

2

2,467

2,600

5,067

2,533

G

3

L

2

2,400

2,567

4,967

2,483

G

4

L

2

2,067

2,467

4,533

2,267

G

0

L

3

2,533

5,067

2,533

G

1

L

3

2,400

2,467

4,867

2,433

G

2

L

3

2,333

2,422

4,755

2,378

G

3

L

3

2,220

2,323

4,543

2,272

G

4

L

3

2,100

2,013

4,113

2,057

Total

111,835

Rataan

2,796

Tabel sidik ragam nilai organoleptik hedonik aroma tahu

Perlakuan 19 10,362 0,545 27,476 ** 2,14 2,96

G 4 2,293 0,573 28,876 ** 2,87 4,43

G Lin 1 2,253 2,253 113,490 ** 4,35 8,1

G Kuad 1 0,004 0,004 0,194 tn 4,35 8,1

G Kubik 1 0,024 0,024 1,186 tn 4,35 8,1

G Kuartik 1 0,013 0,013 0,636 tn 4,35 8,1

L 3 7,534 2,511 126,524 ** 3,1 4,94

L Lin 1 6,865 6,865 345,880 ** 4,35 8,1

L Kuad 1 0,557 0,557 28,085 ** 4,35 8,1

L Kubik 1 0,111 0,111 5,608 * 4,35 8,1

GL 12 0,535 0,045 2,248 tn 2,28 3,23

Galat 20 0,397 0,020

Total 39 10,759

Keterangan:

FK = 312,68

KK = 5,039%

** = sangat nyata

* = nyata

(9)

Lampiran 9. Data pengamatan nilai organoleptik skor rasa tahu

Nilai organoleptik skor rasa tahu Kombinasi

perlakuan

Ulangan

Total Rataan

1 2

G0L0 4,000 4,000 8,000 4,000

G1L0 3,533 4,000 7,533 3,767

G2L0 3,533 3,933 7,467 3,733

G3L0 3,600 3,733 7,333 3,667

G4L0 3,400 3,733 7,133 3,567

G0L1 3,267 3,933 7,200 3,600

G1L1 2,800 3,867 6,667 3,333

G2L1 2,733 3,733 6,467 3,233

G3L1 2,667 3,533 6,200 3,100

G4L1 2,800 3,400 6,200 3,100

G0L2 2,667 4,067 6,733 3,367

G1L2 2,733 3,467 6,200 3,100

G2L2 2,933 3,400 6,333 3,167

G3L2 2,267 3,200 5,467 2,733

G4L2 2,400 3,200 5,600 2,800

G0L3 2,867 3,733 6,600 3,300

G1L3 2,733 3,400 6,133 3,067

G2L3 2,533 3,267 5,800 2,900

G3L3 2,467 3,200 5,667 2,833

G4L3 2,067 3,200 5,267 2,633

Total 130,000

Rataan 3,250

Tabel sidik ragam nilai organoleptik skor rasa tahu

Perlakuan 19 5,473 0,288 0,962 tn 2,14 2,96

G 4 1,466 0,366 1,223 tn 2,87 4,43

G Lin 1 1,387 1,387 4,630 * 4,35 8,1

G Kuad 1 0,041 0,041 0,136 tn 4,35 8,1

G Kubik 1 0,005 0,005 0,015 tn 4,35 8,1

G Kuartik 1 0,034 0,034 0,112 tn 4,35 8,1

L 3 3,862 1,287 4,297 * 3,1 4,94

L Lin 1 3,485 3,485 11,633 ** 4,35 8,1

L Kuad 1 0,374 0,374 1,248 tn 4,35 8,1

L Kubik 1 0,003 0,003 0,011 tn 4,35 8,1

GL 12 0,146 0,012 0,041 tn 2,28 3,23

Galat 20 5,991 0,300

Total 39 11,464

Keterangan:

FK = 422,50

KK = 16,841%