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T R I O N G D A I H O C AN G I A N G K H O A NONG N G H I E P & T A I N G U Y E N T H I E N NHIEN BO MON C O N G NGHE T H U C PHAM NGU Y E N T A N T R U N G K H A O S A T Q U Y T R I N H C H E B I E N NUtfC DlfA D O N G C H A I CO GAS BAO C A O K H O A LUAN T O T NGHIEP DAI H O C -MjONG D A I H Q C AN GIANG THU VIEN Nganh hoc: Cong Nghe Thuc Pham Can bo hirong dan: T h S Phan Uyen Nguyen K H O A H O C : 2009-2013 An Giang, 2013 Loi cam ta Qua thai gian hoc tap tai truong va suot qua trinh thuc hien de tai khoa luan \ira qua da giup toi hoc hoi duoc nhung kien thuc co ban ciia nganh cung nhu kinh nghiem thuc te qua trinh nghien cuu va che bien de dat duoc ket qua nhu horn toi xin tran gui loi cam on den: Cac quy Thay, Co bo mon Cong Nghe Thuc Pham Khoa Nong Nghiep - Tai Nguyen Thien Nhien Truong Dai Hoc A n Giang da truyen dat cho toi nhung kien there that quy bao nhung nam vira qua Toi xin tran cam cm sau sac tdi thay Phan U> en Nguyen da tan tinh hudng dan va truyen dat nhung kien thuc kinh nghiem suot qua trinh thuc hien de tai Toi xin cam on quy Thay Co va can bo phu trach phong thi nghiem Bo mon Cong Nghe Thuc Pham da giup tao dieu kien tot de toi thuc hien de tai cua minh Cuoi ciing xin gui loi cam on den cac ban sinh vien DH10TP da nhiet tinh gop y va giiip dd cho toi qua trinh thuc hien de tai Toi xin chan cam on! Long Xuyen 02 thang 05 nam 2013 Sinh vien thuc hien Nguyen Tan Trung Muc luc • • Noi dung Trang L d i cam ta i Muc luc ii Danh sach bang v Danh sach hinh viii Tom luge ix Chirong 1 Gioi thieu 1.1 Dat win d brix 10°brix 12 (> brix 14°brix vdi ty le acid citric bo sung de san pham dat pH d mire la pH = 4.6 pH = 4.8 pH = pH = 5.2 Ket qua cho thay o (> brix 10 va pH = cho san pham cd gia tri cam quan tot nhat Khao sat che triing den chat luong san pham San pham duoc triing d muc nhiet 65 °C 80 °C 95 °C 10 phut 15 phut va 20 phut K6t qua cho th£y d che triing 80 °C 15 phut thi san pham dat gia tri cam quan cao va dam bao duoc tieu chuan ve sinh an toan thuc pham Khao sat thoi gian nap C den gia trj cam quan ciia san pham San pham duoc nap C d mire thoi gian 100 giay 130 giay 160 giay va 190 giay Ket qua cho thay san pham duoc nap CO? thoi gian 160 giay cho ham luong C hoa tan san pham la 3.980 g tao cho san pham cd gia tri cam quan tot nhat Khao sat sir bien doi ciia san pham qua thoi gian bao quan San pham cd triing va mot san pham khong triing duoc bao quan qua thoi gian tuan Ket qua cho thay doi vdi san pham khong triing thi da cd dau hieu hu hong va so luong vi sinh vat phat trien qua mire cho phep ke tir tuan thir Doi vdi san pham hoan chinh thi san pham khong cd su thay doi va van giu duoc chat luong sau tuan bao quan Phu chirong C Cac bang diem mo ta danh gia cam quan Bang 26: Ghi nhan tinh chat san pham theo ty le phoi che brix va pH (thi nghiem 1) C h i tieu Mau sac Miii J Vrctrtn r A n n rat A tIIr turinl ioi ACHu9d T11UUC A i r A A Airta I d l l g tLiUIlti I d l /UdL UUd Trang dac trung ciia nude dira ja T1 rI da lnIni i QUI MAYI t r A n A / vi UdC A C L A T T*I T"TA o A I I C I TAirAfA A I T O l i U I l s i LA QUI II III lid L U d I1UUC U U d T-trvi t r a n o Vim t r n n o 11U 11U1 11 i l l l t d 111'll.d it rtfiA T n m o AU3 mrrvp Hira 11 UU1 L l U l l X I U U I1UUV l_l U U Hoi due hoac hoi vang Qua due hoac qua vang M i i i thorn rat dac trung ciia nude dira rat hai hoa M i i i thorn dac trung ciia nude dira hai hoa j a iviui tnorn aac trung cua nuoc Qua noi nai noa M i i i thorn it dac trung ciia nude dira it hai hoa i Vi Mo ta Diem M i i i nhat khong ro rang Co miii la V i ngot chua diu rat hai hoa rat dac trung cho san pham V i ngot chua diu hai hoa dac trung cho san pham V i ngot chua tuong doi hai hoa tuong doi dac trung cho san pham V i ngot hoac chua it hai hoa Qua ngot hoac qua chua kem hai hoa Cd vj la pell Bang 27: G h i nhan tinh chat cam quan cua san pham theo thoi gian va nhiet triing (thi nghiem 2) Ghi tieu m w mm I I A Diem Mo ta m ^ mm • A Mau sac Trang rat dac tnrng ciia nude dira Trang dac trung ciia nude dira Trang hoi hoi dac trung ciia nude dira : Trang hoi due it dac trung ciia nude dira i Hoi due hoac hoi vang Qua due hoac qua vang M i i i thorn rat dac trung ciia nude dira rat hai hoa M i i i thorn dac trung ciia nude dira hai hoa M i i i thorn dac trung cua nude dira hoi hai hoa M u i thorn it dac trung ciia nude dira it hai hoa mui nau nhe M i i i thorn khong dac trung miii nau nang Cd miii la V i ngot chua diu rat hai hoa rat dac trung cho san pham V i ngot chua dju hai hoa dac trung cho san pham Vj ngot chua tuong doi hai hoa tuong doi dac trung cho san pham V i ngot hoac nhat it hai hoa Qua ngot hoac qua nhat kem hai hoa Cd vj la Miii Vi pcl2 Bang 28: G h i nhan tinh chat cam quan cua san pham theo thoi gian nap C O ? (thi nghiem 3) C h i tieu Mau IA M ^ Diem A *> Mo ta Trans, trons rat dac trims cua nude dira Trang dac trung ciia nude dira Trang hoi hoi dac trung ciia nude dira •i Hoi trang hoi it dac trung ciia nude dira sac 1 Hoi due hoac hoi vang Qua due hoac qua vang M i i i thorn rat dac trims ciia nude dira rat hai hda i ' X XX 11 IV.' 11 X XX X \X XX Xr XX XX X X •—, V- X* XX X X XX V \»* XX XX * X XX X X XXX X X Xv w • M i i i thorn dac trims ciia nude dira hai hoa ' l U l 11 IV 111 V J U V L I XX I K V U U 1 U V.' V U U U » 1XX X 1 V U > M i i i thorn nhe hoi dac trung ciia nude dira M i i i thorn hoi nhe it dac trung cua nude dira M i i i nhat khong ro rang Cd miii la ^ Cd vj te manh va de chiu d dau ludi ciia C cd bot khi rot ly Cd v i te hoi manh dau ludi ciia CO?, cd bot khi rot ly Cd vj te nhe hoac manh o dau ludi ciia CO?, chi cd bot bam vao ly rot Cd vj hoi te dau ludi ciia CO?, khong cd bot khi rot ly Cd vj te dau ludi ciia CO? nhung kho nhan khong cd bot khi rot ly Khong tha\ su xuat hien ciia CO? Miii Cam nhan CO? ' pcl3 Bang 29: Ghi nhan mire ira thich cua san pham theo thang diem Hedonic (thang diem 9) Mric Thich cue Thich rat nhieu " Thich r u a phai Thich hoi hoi Khong thich khong chan Chan hoi hoi Chan vua phai Chan rat nhieu Chan cue ira thich pc!4 Phu chirong D Ket qua thong ke cac so lieu thi nghiem Thi nghiem 1: khao sat anh hiring ciia brix va pH den gia trj cam quan cua san pham Bang 30: Thong ke A N O V A anh hirong ciia brix va pH den mau sac ciia san pham Analysis of Variance for mau sac - Tvpe I I I Sums of Squares Sum of Squares Df Mean Square F-Ratio A:Do brix 0.185515 U.Uol J O - UJ B:pH 0.0267858 0.00892859 0.24 Jo1y 0.8690 AB 0.0327381 0.00363757 0.10 0.9996 RESIDUAL 3.58-29 96 0.0373677 TOTAL (CORRECTED) 3.83233 111 Source P-1 alue M A I N EFFECTS A 1ft1 Q U INTERACTIONS Multiple Range Tests for mau sac b> brix Method: 95.0 percent LSD Do brix Count LS Mean LS Sigma Homage neous Groups 14 28 3.88095 0.0365316 X 12 28 3.90476 0.0365316 XX 10 28 3.90476 0.0365316 XX 28 3.98809 " X 5Mu Multiple Range Tests for mau sac by pH Method: 95.0 percent LSD pH Count LS Mean LS Sigma Homogeneous Groups 5.2 28 3.90476 0.0365316 X 28 3.90476 0.0365316 X 4.8 28 3.92857 0.0365316 X 4.6 28 3.94048 0.0365316 X Bang 31: Thong ke A N O V A anh hirong tirong tac cua hai yeu to brix va pH den mau sac cua san pham XNQN A fable for mau sac by pH:hrix Source Sum of Squares D Mean Square F-Ratio ?-Value Between groups 0.245038 15 0.0163359 0.44 0.9639 Within groups 3.58729 96 0.0373677 Total (Corr.) 83233 111 f Multiple Range Tests for mau sac b> pH:brix Method: 95.0 percent LSD pH Do brix Count Mean Homogeneous Groups 5:14 3.85714 X 5.2:14 3.85714 X pel 4.6:12 3.90476 V 4.8:12 3.90476 >" 4.6:10 3.90476 X 4.8:14 3.90476 X 4.6:14 3.90476 >: 5:12 3.90476 X 5.2:12 3.90476 X 4.8:10 3.90476 X 5.2:10 3.90476 X 5:10 3.90476 :: 5.2:8 3.95238 X 5:8 3.95238 X 4.8:8 4.0 X 4.6:8 4.04"62 V Bang 32: Thong ke A N O V A anh hirong cua brix va pH den mui ciia san pham Analysis of \ ariance for mui - Ty pe I I I Sums of Squares Source Sum of Squares Df Mean Square F-Ratio P-Yalue A:pH 0.0188493 0.0062831 0.03 0.9929 B:Do brix 0.653769 0.217923 1.04 0.3773 0.977182 0.108576 0.52 0.8572 RESIDUAL 20.0635 96 0.208995 TOTAL (CORRECTED) 21.7133 111 M A I N EFFECTS INTERACTIONS \B Multiple Range Tests for mui by brix Method: 95.0 percent LSD Do brix Count LS Mean LS Sigma Homogeneous Groups 28 3.30952 0.086395 X 28 3.35714 0.086395 X 10 28 3.47619 0.086395 X 12 28 3.4881 0.086395 >: Multiple Range Tests for mui by pH Method: 95.0 percent LSD pH Count LS Mean LS Sigma Homogeneous Groups 4.8 28 3.39286 0.086395 x 5: 28 3.40476 0.086395 :•: 28 3.40476 0.086395 X 4.6 28 3.4285" 0.086395 x pel Bang 33: Thong ke A N O V A anh hirong tirong tac cua hai yeu to brix va pH den miii cua san pham \ NOVA Table for mui by pH:brix Source Sum of Squares Df Mean Sauarc F-Ratio P-Yalue Betw een groups 1.6498 15 0.10998" 0.53 0.9202 W ithin groups 20.0635 96 0.208995 Total (Corr.) 21.7133 111 Multiple Range Tests for mui by pH:brix Method: 95.0 percent LSD pH Do brix Count Mean Homogeneous Groups 4.6:8 - 3.2381 X 4.8:14 - 3.285" X 5:8 - 3.28571 :>: 3.28571 X 5.2:8 3.33333 X 4.6:10 3.33333 X 4.8:8 3.38095 X 5:12 3.38095 X 5.2:14 3.38095 X 5.2:12 3.42857 X 4.8:10 3.42857 X 4.8:12 3.47619 X 5.2:10 3.47619 :•: 4.6:14 3.47619 X 5:10 3.66667 X 3.66667 X 5:14 " - 4.6:12 Bang 34: Thong ke A N O V A anh hiring ciia brix va pH den vj cua san pham Analysis of Variance for vi - Ty pe H I Sums of Squares Sum of Squares Df Mean Sauare F-Ratio P-Yalue A:pH 16.3998 5.4666 5.47 0.0016 B:Do brix 6.64583 2.21528 4.05 0.0036 22.8105 2.5345 2.54 0.0118 RESIDUAL 95.9683 96 0.999669 TOTAL (CORRECTED) 141.824 111 Source M A I N EFFECTS INTERACTIONS \n Multiple Range Tests for vi by Do brix Method: 95.0 percent LSI) Do brix Count LS Mean LS Sigma Homogeneous Groups '4 28 2.71429 0.188951 :•: 12 28 3.10714 0.188951 XX 28 3.15476 0.188951 XX pc!7 10 3.55286 28 0.188951 Multiple Range Tests for vi by pH Count LS Mean LS Sigma Homogeneous Groups 4.6 28 2.53571 0.188951 X 5.2 28 2.95238 0.188951 XX 4.8 28 3.35714 0.188951 r v>3gi 0.188951 X pH XX Bang 35: Thong ke A N O V A anh huong tuong tac ciia hai yeu to brix va pH den vj cua san pham A N O V A Table for vi by pH:brix Source Sum of Squares Df Mean Square r-Ratio r-1 aiue Betw een groups 45.8561 15 3.05708 3.06 0.0005 Within groups 95.9683 96 0.999669 Total (Corr.) 141.824 1)1 Multiple Range Tests for vi by pH:brix Method: 95.0 percent LSD pH Do brix Mean Homogeneous Groups 5.2:14 1.71429 X 4.6:8 2.42857 XX 2.57143 XX 2.57143 XX 5.2:12 Count - 4.6:10 4.6:12 - 2.57143 XX 4.6:14 - 2.57143 XX 4.8:8 - 3.0 XX 4.8:10 3.14286 XXX 4.8:14 3.28571 XXX 3.28571 XXX 3.28571 XXX 3.33333 XXX 5.2:10 3.66667 XX 5.2:8 3.85714 XX 4.8:12 4.0 XX 5:14 - 5:12 5:8 5:10 - - 4.19048 X Bang 36: Thong ke A N O V A anh hirong ciia brix va pH den mire ira thich ciia san pham Analysis of Variance for M D U T - Ty pe I I I Sums of Squares Sum of Squares Df Mean Square F-Ratio P-Yalue A:pH ".6429 19.2143 65.80 0.0000 B:Do brix 9.87302 3.29101 11.27 0.0000 Source M A I N EFFECTS pel INTERACTIONS 11.23 29.5 3.27778 RESIDUAL 28.0317 96 0.29199" TOTAL (CORRECTED) 125.048 ! i AB 0.0000 Multiple Range Tests for M D I T by brix Method: 95.0 percent LSD Do brix Count LS Mean LS Sigma Homogeneous Groups 14 28 5.2381 0.10212 X i: f 5.71429 0.10212 X 28 5.7381 0.10212 X 28 6.0T43 0.10212 x Multiple Range Tests for M D I T by pH pH Count LS Mean LS Sigma Homogeneous Groups 4.6 28 4.54762 0.10212 X 5: 28 5.61905 0.10212 4.8 28 6.22619 0.10212 :•: 28 6.36905 0.10212 V X Bang 37: Thong ke A N O V A anh hirong tuong tac ciia hai yeu to brix va pH den mire ira thich cua san pham ANOVA Table for M D I T by pH:brix Source Sum of Squares Df Mean Square Between groups 97.0159 15 6.46773 Within groups 28.0317 96 0.291997 Total (Corr.) 125.048 111 F-Ratio 22.15 Multiple Range Tests for M D I T by pH:brix pH Do brix Count Mean Homogeneous Groups 5.2:14 - 4.285*1 X 4.6:12 4.42857 X 4.6:10 4.57143 X 4.6:8 4.57143 X X 4.6:14 " 4.61905 5.2:12 " 5.38095 X 5.71429 XX 4.8:8 5:8 " 6.0 X 5:14 " 6.0 X 4.8:14 " 6.04762 :>: 5:12 6.04762 X 5.2:10 6.14286 XX 6.14286 XX 4.8:10 5.2:8 " 6.66667 XX pc!9 P-Yalue 0.0000 4.8:12 " XX 5:10 7.42857 X Thi nghiem 2: Anh hiring ciia nhiet va thoi gian triing den gia trj cam quan cua san pham Bang 38: Thong ke A N O V A anh hiring ciia nhiet va thoi gian triing den mau sac ciia san pham Analysis of V ariance for mau sac - Type I I I Sums of Squares Sum of Squares Df Mean Square F-Ratio P-1 'alue A:Nhiet 2.6666" 1.33333 8.89 0.0005 B:Thoi gian 0^?^?^? 0.111111 0.74 0.4813 AB 0.222222 0.0555556 0.37 0.8286 RESIDUAL 8.09524 54 0.149912 TOTAL (CORRECTED) 11.2063 62 M A I N EFFECTS INTERACTIONS Multiple Range Tests for mau sac by nhiet Method: 95.0 percent LSD Nhiet Count LS Mean LS Sigma Homogeneous Groups 95 21 3.46032 0.0844906 X 80 21 3.55556 0.0844906 X 65 21 3.93651 , x V : : - M Multiple Range Tests for mau sac by thoi gian Thoi gian Count LS Mean LS Sigma Homogeneous Groups 20 21 3.5873 0.0844906 X 15 21 3.63492 0.0844906 X 10 21 3.73016 0.0844906 X Bang 39: Thong ke A N O V A anh hirong tirong tac ciia yeu to nhiet va thoi gian triing den mau sac san pham ANOVA Table for mau sac by Thoi gian:Nhiet Source Sum of Sq uares Df Mean Square F-Ratio P-1 'alue Between groups 3.11111 X 0.388889 2.59 0.0178 W ithin groups 8.09524 54 0.149912 Total (Corr.) 11.2063 62 Multiple Range Tests for mau sac by Thoi gian:Nhiet Method: 95.0 percent LSD Level Count Mean Homogeneous Groups 20:95 3.38095 X 15:95 3.42857 A 20:80 3.42857 X 15:80 3.52381 XX pc20 10:95 3.57143 XXX 10:80 3.71429 XXX 10:65 " 3.90476 XX 3.95238 X 3.95238 x 20:65 Bang 40: Thong ke A N O V A anh hirong cua nhiet va thoi gian trung den miii cua san pham Analysis of Variance for M u i - Type 111 Sums of Sq uares Sum or Sauares Df Mean Square F- Ratio P- Value A:Nhiet 1.76014 0.880071 5.71 0.0056 B:Thoi gian 1.36861 0.684303 4.44 0.0164 AB 0.155203 0.0388007 0.25 0.9073 RESIDUAL 8.31746 54 0.154027 TOTAL (CORRECTED) 11.6014 62 Source M A I N EFFECTS INTERACTIONS Multiple Range Tests for M u i by Nhiet Nhiet Count LS Mean LS Sigma Homogeneous Groups 95 21 3.25397 0.0856424 X 80 21 3.36508 0.0856424 X 65 21 3.65079 0.0856424 x Multiple Range Tests for M u i by Thoi gian Method: 95.0 percent LSD Thoi giar Count LS Mean LS Sigma Homogeneous Groups 20 21 3.22222 0.0856424 X 15 21 3.47619 0.0856424 X 10 21 3.5" 14? 0.0856424 x Bang 41: Thong ke A N O V A anh hiring tuong tac ciia yeu to nhiet va thoi gian triing den miii san pham A N O V A Table for M u i by Thoi gian:N"hiet Mean Square F-Ratio P-Value 0.410494 2.67 0.0153 8.31746 54 0.154027 11.6014 62 Source Sum of Squares Between groups 3.28395 Within groups Total (Coir.) Multiple Range Tests for M u i by Thoi gian:Nhiet Method: 95.0 percent LSD Mau Count Mean Homogeneous Groups 20:95 3.0 X 20:80 3.14286 XX 15:95 3.28571 XX 15:80 3.42857 XX pc21 10:95 3.47619 XX 10:80 3.52381 XX 20:65 3.52381 XX 15:65 3.71429 X 10:65 " Bang 42: Thong ke A i N O V A anh hirong ciia nhiet va thoi gian triing den vi ciia san pham Analysis of Variance for V i - Type 111 Sums of Squares Sum of Squares Df Mean Square F-Rat io P-Yalue A:Nhiet 1.95062 0.975309 10.62 0.0001 B:Thoi gian 2.13051 1.06526 11.60 0.0001 AB 0.430335 0.107584 1.17 0.3338 RESIDUAL 4.96032 54 0.0918577 TOTAL (CORRECTED) 9.47178 62 Source M A I N EFFECTS INTERACTIONS Multiple Range Tests for V i by Nhiet Nhiet Count LS Mean LS Sigma Homogeneous Groups 95 21 3.46032 0.0661376 X 80 21 3.71429 0.0661376 65 21 3.88889 0.0661376 X Multiple Range Tests for \ i by Thoi gian Method: 95.0 percent LSD Thoi gian Count LS Mean LS Sigma Homogeneous Groups 20 21 3.44444 0.0661376 :>: 15 :: 3.73016 0.0661376 10 21 _ - K8889 0.06613 X X Bang 43: Thong ke A N O V A anh hirong tirong tac cua yeu to nhiet va thoi gian triing den vj san pham ANOVA Table for Vi by Thoi gian:Nhiet Source Sum of Squares Df Mean Square F-Ratio P-Value Between groups 4.51146 0.563933 6.14 0.0000 Within groups 4.96032 54 0.0918577 Total (Corr.) 9.47178 62 Multiple Range Tests for V i by Thoi gian:Nhiet Method: 95.0 percent LSD Mau Count Mean Homogeneous Groups 20:95 3.09524 X 20:80 3.47619 X 15:95 3.52381 X 15:80 3.71429 XX pc22 20:65 3.7619 XX 10:95 3.7619 XX 10:80 " 3.95238 X 15:65 3.95238 X 10:65 3.95238 Bang 44: Thong ke A N O V A anh hirong cua nhiet va thoi gian triing den mire ira thich ciia san pham Analvsis of Variance for M D I T - Type I I I Sums of Squares Sum o f Squares Df Mean Square F-Ratio P-Yalue A:Nhiet 3.06614 1.53307 5.36 0.0075 B:Thoi gian 1.53175 0.765873 2.68 0.0777 AB 0.878307 0.219577 0.77 0.5507 RESIDUAL 15.4365 54 0.285861 TOTAL(CORRECTED) 20.9127 62 Source M A I N EFFECTS INTERACTIONS Multiple Range Tests for M D I T by Nhiet Method: 95.0 percent LSD Khiet Count LS Mean LS Sigma Homogeneous Groups 95 21 5.61905 0.116672 X 80 21 5.86508 0.116672 XX 65 21 6.15873 0.116672 X Multiple Range Tests for M D I T by Thoi gian Method: 95.0 percent LSD Thoi gian Count LS Mean LS Sigma Homogeneous Groups 20 21 5.68254 0.116672 X 15 21 5.89683 0.116672 XX 10 21 6.06349 0.116672 X Bang 45: Thong ke A N O V A anh hirong tirong tac cua yeu to nhiet va thoi gian triing den muc ira thich cua san pham A N O V A Table for M D I T by Thoi gian:Nhiet Source Sum of Squares Df Mean Square F- Rat w P-Value Betw een groups 5.47619 s 0.684524 2.39 0.0274 Within groups 15.4365 54 0.285861 Total (Corr.) : 62 Multiple Range Tests for M D I T by Thoi gian:Nhiet Method: 95.0 percent L s i ) Mau Count Mean Homogeneous Groups 20 :95 " 5.28571 20 :80 5.57143 xx 15 :95 " 5.66667 XXX 10 :95 5.90476 XX pc23 15:80 5.92857 >:>: 10:80 6,09524 XX 15:65 - 6.09524 XX 10:65 6.19048 X 20:65 6.19048 Bang 46: Thong ke A N O V A anh hirong ciia nhiet va thoi gian triing den brix ciia san pham ANOVA Table for Do brix by Nhiet do:Thoi gian Source Sum or Sauan'i Df Mean Square Between groups 0.185185 0.0231481 Within groups 0.0533333 18 0.00296296 0.238519 2< F-Rano 81 P-Value 0.0002 Multiple Range Tests for Do brix by Nhiet do:Thoi gian Method: 95.0 percent LSD Level 65:10 Mi an Homogeneous Groups i 10.0333 X 65:15 10.1 X 65:20 10.2 X 80:10 10.2 X 80:15 10.2333 XX 95:10 10.2667 XX 80:20 10.2667 XX 95:15 10.2667 XX 95:20 10.3 ouni Bang 47: Thong ke A N O V A anh hirong ciia nhiet va thoi gian triing den pH ciia san pham ANOVA Table for pH b> Nhiet do:Thoi gian Source Sum of Squares Df Mean Square F-Ratio P-Value Betw een groups 0.0012963 0.00016203" 4.37 0.0045 Within groups 0.000666667 18 0.000037037 Total (Corr > 0.00196296 26 Multiple Range Tests for pH by Nhiet do: Thoi gian Method: 95.0 percent LSD Level Count Mean Homogeneous Groups 65_10 j 5.00333 X 65_20 5.01333 XX 80_10 5.01333 XX 65J5 5.01333 XX 80_15 5.01667 XX 95J0 5.02 XX 80 20 5.02 XX pc24 Multiple Range Tests for M u i by Thoi gian nap C Method: 95.0 percent LSD Level Count Mean Homogeneous Croups 190 2.85714 X 160 3.14286 XX 130 3.2619 X 100 3.33333 X Bang 51: thong ke A N O V A anh hirong ciia thoi gian nap C den cam nhan C ciia san pham ANOVA Table for Cam nhan CQ2 by Thoi gian nap CQ2 Source Sum of Squares K Mean Square F-Ratio P-Yalue Betw een groups 4.77381 • 1.59127 13.67 0.0000 Within groups 2.79365 24 0.116402 Total (Corn) ".56 "46 -> - Multiple Range Tests for Cam nhan C by Thoi gian nap C Method: 95.0 percent LSD !.e\ t Count Mean Homogeneous Groups 100 2.90476 X 130 3.28571 X 190 3.33333 X 160 4.04762 X Bang 52: Thong ke A N O V A anh hiring ciia thoi gian nap CO?den mire ira thich cua san pham ANOVA Table for M D I T by Thoi gian nap CQ2 Source Sum of Squares Df Between groups 5.04762 Within groups 6.15873 24 Total (Corr.) 11.2063 27 Mean Square F-Ratio P-Yalue 1.68254 6.56 0.0021 0.256614 Multiple Range Tests for M D I T by Thoi gian nap C Method: 95.0 percent LSD Level Count Mean Homogeneous Groups 100 5.90476 X 130 6.47619 X 190 6.61905 XX 160 7.09524 X pc26 ... ciru de tim duoc quy trinh che bien nude dira tuoi dong chai co gas vdi quy mo phong thi nghiem vdi cac thong so toi tru Tir co the tao san pham nude dira tuoi dong chai co gas co huong vj thorn... 19 3.2.2 Quy trinh nghien ciru du kien Rot chai r Thanh triing r Lam lanh r Nap CO? r Dong nap Bao on • San pham Hinh 7: Quy trinh che bien nude dira dong chai co gas 3.2.3 Thuyet minh quy trinh... bj thuoc the he cu siro tong hop se duoc dong luong vao chai theo so luong da duoc quy dinh sau nude da duoc bao hoa C se duoc rot vao chai san pham se duoc tron deu trudc dua vao kho • U u diem: