s kim 0800652 table of content

v

DAFTAR ISI

ABSTRAK ...................................................................................................... i
KATA PENGANTAR .................................................................................... ii
DAFTAR ISI ................................................................................................... v
DAFTAR TABEL........................................................................................... viii
DAFTAR GAMBAR ...................................................................................... ix
DAFTAR LAMPIRAN .................................................................................. x
BAB I PENDAHULUAN ............................................................................... 1
1.1 Latar Belakang................................................................................. 1
1.2 Rumusan Masalah............................................................................ 4
1.3 Batasan Masalah .............................................................................. 4
1.4 Tujuan Penelitian ............................................................................. 4
1.5 Manfaat Penelitian ........................................................................... 5
BAB II TINJAUAN PUSTAKA .................................................................. 6
2.1 Validasi Metode .............................................................................. 6
2.1.1

Linearitas ............................................................................ 7


2.1.2

Batas deteksi atau Limit of Detection (LOD) ..................... 8

2.1.3

Batas kuantitasi atau Limit of Quantitation (LOQ) ............ 8

2.1.4

Presisi ................................................................................. 9

2.1.5

Akurasi (Kecermatan) ........................................................ 10

2.1.6

Spesifitas ............................................................................ 11


2.1.7

Kisaran (Range) ................................................................. 11

Dian Novita Zebua, 2013
Validasi Metode Dan Penentuan Cemaran Melamin Dalam Susu Formula Menggunakan High
Performance Liquid Chromatography Hitachi D 7000
Universitas Pendidikan Indonesia | repository.upi.edu

vi

2.1.8

Ketahanan (Robustness) ..................................................... 11

2.1.9

Ketangguhan Metode (ruggedness) ................................... 12


2.1.10 Kesesuaian Sistem.............................................................. 12
2.2 Melamin ........................................................................................... 13
2.2.1

Produksi dan Penguraian Melamin .................................... 15

2.2.2

Kontaminasi Melamin ........................................................ 16

2.2.3

Analisis Melamin ............................................................... 19

2.3 Susu Formula ................................................................................... 20
2.4 High Performance Liquid Chromatography (HPLC) ..................... 22
2.4.1

HPLC Fase Terbalik atau Reverse Phase HPLC
(RP-HPLC) ......................................................................... 23


2.4.2

Instrumentasi HPLC ........................................................... 26

2.5 Trifluoroacetic Acid (TFA) ............................................................. 28
BAB III METODE PENELITIAN .................................................................. 30
3.1 Lokasi Penelitian ............................................................................. 30
3.2 Alat dan Bahan ................................................................................ 30
3.2.1

Alat ..................................................................................... 30

3.2.2

Bahan.................................................................................. 30

3.3 Metode Penelitian ............................................................................ 31
3.3.1


Preparasi ............................................................................. 32

3.3.2

Penentuan Kondisi Analisis ............................................... 35

3.3.3

Validasi Metode ................................................................. 36

Dian Novita Zebua, 2013
Validasi Metode Dan Penentuan Cemaran Melamin Dalam Susu Formula Menggunakan High
Performance Liquid Chromatography Hitachi D 7000
Universitas Pendidikan Indonesia | repository.upi.edu

vii

BAB IV HASIL PENELITIAN DAN PEMBAHASAN ................................. 39
4.1 Penentuan Kondisi Analisis ............................................................. 39
4.1.1


Penentuan pH fase gerak TFA 0,1% .................................. 39

4.1.2

Penentuan komposisi fase gerak ........................................ 40

4.1.3

Penentuan laju alir .............................................................. 41

4.2 Validasi Metode ............................................................................... 42
4.2.1

Penentuan linearitas ........................................................... 42

4.2.2

Batas deteksi atau limit of detection (LOD) ....................... 44


4.2.3

Batas kuantisasi atau limit of kuantitation (LOQ).............. 45

4.2.4

Penentuan presisi (keterulangan) ....................................... 45

4.2.5

Akurasi ............................................................................... 46

BAB V KESIMPULAN DAN SARAN ............................................................ 49
5.1

Kesimpulan ................................................................................. 49

5.2

Saran............................................................................................ 49


DAFTAR PUSTAKA ........................................................................................ 50
LAMPIRAN-LAMPIRAN ............................................................................... 53

Dian Novita Zebua, 2013
Validasi Metode Dan Penentuan Cemaran Melamin Dalam Susu Formula Menggunakan High
Performance Liquid Chromatography Hitachi D 7000
Universitas Pendidikan Indonesia | repository.upi.edu