Lampiran 21.Umur simpan wafer dengan uji rating
A. Slope b1
Wafer A kemasan asli Parameter
RH 70 RH 75
RH 80 RH 90
Kadar air awal Mi g H20g solid 0.0166
0.0166 0.0166
0.0166 Kadar air kritis Mc g H20g solid
0.0457 0.0457
0.0457 0.0457
Model persamaan Hasley log ln1aw=-1.25-0.78log Me
Slope kurva sorpsi isothermis b 0.1028
0.1028 0.1028
0.1028 Kadar air kesetimbangan Me g H20g solid
0.0936 0.1233
0.1708 0.4471
Permeabilitas kemasan g H2Oharim2.mmHg
0.0078 0.0078
0.0078 0.0078
Luas kemasan A m2 0.0117
0.0117 0.0117
0.0117 Berat solid per kemasan Ws g
18.37 18.37
18.37 18.37
Tekanan uap jenuh suhu 30 oC mmHg 31.8240
31.8240 31.8240
31.8240 Ln Me-MiMe-Mc
0.4747 0.3185
0.2091 0.0700
AWs 0.0006
0.0006 0.0006
0.0006 Pob
309.5720 309.5720 309.5720 309.5720 Umur simpan
Hari 309
207 136
46 Bulan
10.3 6.9
4.5 1.5
Tahun 0.8
0.6 0.4
0.1
Wafer A PP tebal Parameter
RH 70 RH 75
RH 80 RH 90
Kadar air awal Mi g H20g solid 0.0166
0.0166 0.0166
0.0166 Kadar air kritis Mc g H20g solid
0.0457 0.0457
0.0457 0.0457
Model persamaan Hasley log ln1aw=-1.25-0.78log Me
Slope kurva sorpsi isothermis b 0.1028
0.1028 0.1028
0.1028 Kadar air kesetimbangan Me g H20g solid
0.0936 0.1233
0.1708 0.4471
Permeabilitas kemasan g H2Oharim2.mmHg
0.0739 0.0739
0.0739 0.0739
Luas kemasan A m2 0.0150
0.0150 0.0150
0.0150 Berat solid per kemasan Ws g
25.00 25.00
25.00 25.00
Tekanan uap jenuh suhu 30 oC mmHg 31.8240
31.8240 31.8240
31.8240 Ln Me-MiMe-Mc
0.4747 0.3185
0.2091 0.0700
AWs 0.0006
0.0006 0.0006
0.0006 Pob
309.5720 309.5720 309.5720 309.5720 Umur simpan
Hari 35
23 15
5 Bulan
1.2 0.8
0.5 0.2
Tahun 0.1
0.1 0.0
0.0
Wafer B kemasan asli Parameter
RH 70 RH 75
RH 80 RH 90
Kadar air awal Mi g H20g solid 0.0123
0.0123 0.0123
0.0123 Kadar air kritis Mc g H20g solid
0.0409 0.0409
0.0409 0.0409
Model persamaan Hasley log ln1aw= -1.22 - 0.75 log Me
Slope kurva sorpsi isothermis b 0.0897
0.0897 0.0897
0.0897 Kadar air kesetimbangan Me g H20g solid
0.0934 0.1244
0.1745 0.4747
Permeabilitas kemasan g H2Oharim2.mmHg
0.0061 0.0061
0.0061 0.0061
Luas kemasan A m2 0.0161
0.0161 0.0161
0.0161 Berat solid per kemasan Ws g
31.35 31.35
31.35 31.35
Tekanan uap jenuh suhu 30 oC mmHg 31.8240
31.8240 31.8240
31.8240 Ln Me-MiMe-Mc
0.4349 0.2945
0.1940 0.0638
AWs 0.0005
0.0005 0.0005
0.0005 Pob
354.7826 354.7826 354.7826 354.7826 Umur simpan
Hari 391
265 175
57 Bulan
13.0 8.8
5.8 1.9
Tahun 1.1
0.7 0.5
0.2
Wafer B PP tebal Parameter
RH 70 RH 75
RH 80 RH 90
Kadar air awal Mi g H20g solid 0.0123
0.0123 0.0123
0.0123 Kadar air kritis Mc g H20g solid
0.0409 0.0409
0.0409 0.0409
Model persamaan Hasley log ln1aw= -1.22 - 0.75 log Me
Slope kurva sorpsi isothermis b 0.0897
0.0897 0.0897
0.0897 Kadar air kesetimbangan Me g H20g solid
0.0934 0.1244
0.1745 0.4747
Permeabilitas kemasan g H2Oharim2.mmHg
0.0739 0.0739
0.0739 0.0739
Luas kemasan A m2 0.0150
0.0150 0.0150
0.0150 Berat solid per kemasan Ws g
25.00 25.00
25.00 25.00
Tekanan uap jenuh suhu 30 oC mmHg 31.8240
31.8240 31.8240
31.8240 Ln Me-MiMe-Mc
0.4349 0.2945
0.1940 0.0638
AWs 0.0006
0.0006 0.0006
0.0006 Pob
354.7826 354.7826 354.7826 354.7826 Umur simpan
Hari 28
19 12
4 Bulan
0.9 0.6
0.4 0.1
Tahun 0.1
0.1 0.0
0.0
B. Slope b2