간편한 QuEChERS 캐쳐스 - waters.info

1 [ QuEChERS Simplified ] QuEChERS ( ) (d-SPE) QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe ) , , mycotoxin . disque dispersive pre-package . disque . [ QuEChERS ] disque CEN 15 6 62 10 g10 mL 4 g MgSO4, 1 g g AOAC 2 0 0 7. 01 15 g15 mL 1 % 6 g g 80% , 10 g 25-80% , 10 gX gX = 10 g - 10 g 5 g10 g 5 g 5 g10 g 2 g10 g Kit QuEChERS ( ).

2 QuEChERS ( ) , . CEN . CEN QuEChERS ( ) , (Anastassiades )*. 1g 1 mL 10 15 g single-phase . - . , . 1 2 (PSA) single d-SPE . GC/MS LC/MS/MS . QuEChERS ( ) . European Committee for Standardization (CEN) 15 6 6 2 Association of Analytical Communities (AOAC).

3 *Anastassiades, M., Lehotay, , tajnbaher, D., & Schenck, (2003) J. AOAC. Int. 86, 412- 4 31[ QuEChERS ] disque Homogenize sampleGC/MS analysisWith Large Volume Injection (LVI), analyze the extract directly No LVI, extract is solvent exchanged to tolueneLC/MS/MS analysisDilute the extract withmobile phaseAdd acetonitrile and internal standard shake vigorously for 1 minuteTransfer supernatant to d-SPE cleanup tubeTransfer sample to 50mL tubeAdd buffering salts and centrifugeShake and centrifuge QuEChERS ( ) 402 10 ng/g 10 1 LC : Waters ACQUITY UPLC : ACQUITY UPLC BEH C18 x 100mm, m : 186002352 : 40 C : 4 C : A: 98:2 : + B.

4 + : A% B% 90 10 90 10 0 100 0 100 90 10 : 10 : 20 L, full loop injection10ng/g 3 PesticideRecovery %Baby FoodMangoAvocado020406080100125 AtrazineCarbendazimCyprodinilFlufenacetI mazalilTebuconazoleThiabendazoleMS MS : Waters ACQUITY TQ Detector : ESI positive polarityCapillary : 1kVDesolvation : , 800L/Hr, 400 CCone : , 5L/HrSource : 120 CAcquisition: Multiple Reaction Monitoring (MRM)Collision : Argon mBar [ QuEChERS ] (LVI) , LVI , GC/MS LC/MS/MS (%) 50mL - 1.

5 D-SPE cleanup . Waters , , , . Food Testing Application Notebook . , . Cleanup d-SPE cleanup AOAC 2 0 0 7. 01 CEN 15662 ( , , ) , 2 mL 15 mL 50 mg PSA, 150 mg MgSO4 #18600457225 mg PSA, 150 mg MgSO4 #186004831150 mg PSA, 900 mg MgSO4 #186004833 , ( , , , ) , , 2 mL 15 mL 50 mg PSA, 50mg C18, 150 mg MgSO4 #18600483025 mg PSA, 25 mg C18, 150 mg MgSO4 #186004832150 mg PSA, 150 mg C18, 900mg MgSO4 #186004834.

6 QuEChERS ( ) , . (GCB) d-SPE PSA MgSO4 . , . GCB Cleanup PSA PSA + mg GCBPSA + mg GCBPSA + mg GCBPSA + 25 mg GCBPSA + 50 mg GCB disque dispersive SPE - (AOAC ) : 6g MgSO450mL : 2mL : 15 0 m g MgSO4 50mg PSA100176002922 disque dispersive SPE - (CEN 15 6 62) : 1g , , 1 NaCl 4g MgSO450mL : 2mL : 15 0 m g MgSO4, 25mg PSA 25mg C18100176 0 02 923 disque dispersive SPE (AOAC )50mL : , 6g MgSO42mL : 15 0 m g MgSO4, 50mg PSA100176001676 disque dispersive SPE (CEN 15 6 62)50mL : 4g MgSO4, 1g NaCl, 1g , 2mL.

7 15 0 m g MgSO4, 25mg PSA, 25mg C18100176 0 019 0 3 Clean-Up 25 g1860048353 C18 100 gWAT035672 QuEChERS ( ) 50mL -5018600681450mL - (AOAC ) , 6g MgSO410018600457150mL - (CEN )4g MgSO4, 1g NaCl, 1g , 100186004837 disque (AOAC ) , 6g MgSO450186006812 disque (CEN )4g MgSO4, 1g NaCl, 1g , 50186006813[ QuEChERS ] 150 mg MgSO4, 50 mg PSA100186004572150 mg MgSO4, 50 mg PSA, 25 mg C18100186004830150 mg MgSO4, 25 mg PSA100186004831150 mg MgSO4, 25 mg PSA, 25 mg C18100186004832900 mg MgSO4, 150 mg PSA50186004833900 mg MgSO4, 150 mg PSA, 150 mg C18501860048342 mL Tube 2 mL Tube 2 mL Tube 2 mL Tube 15 mL Tube 15 mL Tube [ QuEChERS Simplified ] , Waters ISO 9001.

8 Waters .Waters, UPLC, ACQUITY, ACQUITY UPLC Waters Corporation . disque The Science of What s Possible Waters Corporation .. 2012 Waters Corporation. Printed in KoreaAugust 2012 720003048KO IH-KK-FPAustria and European Export (Central South Eastern Europe, CIS and Middle East) 43 1 877 18 07 Australia 61 2 9933 1777 Belgium and Luxembourg 32 2 726 1000 Brazil 55 11 4134 3788 Canada 1 800 252 4752 China 86 21 6156 2666 Czech Republic 420 2 617 11384 Denmark 45 46 59 8080 Finland 358 9 5659 6288 France 33 1 30 48 72 00 Germany 49 6196 400 600 Hong Kong 852 2964 1800 Hungary 36 1 350 5086 India 91 80 2837 1900 Ireland 353 1 448 1500 Italy 39 02 265 0983 Japan 81 3 3471 7191 Korea 82 2 6300 4800 Mexico 52 55 52 00 1860 The Netherlands 31 76 508 7200 Norway 47 6 384 6050 Poland 48 22 101 5900 Puerto Rico 1 787 747 8445 Russia/CIS 7 495 727 4490/ 290 9737 Singapore 65 6593 7100 Spain 34 93 600 9300 Sweden 46 8 555 115 00

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