1) Sigma-Aldrich
Manufacturer: Sigma-Aldrich
Index Date: 2010-11-17


2) CAFFEINE SIGMA ALDRICH ULTRA
Manufacturer: SIGMA
Index Date: 2004-07-13

3) CAFFEINE SIGMA ALDRICH ULTRA
Manufacturer: SIGMA-ALDRICH
Index Date: 2006-01-30

4) GLYCOLIC ACID SIGMA-ALDRICH ULTRA
Manufacturer: SIGMA-ALDRICH
Index Date: 2006-02-01

5) D(+)GALACTOSE SIGMA-ALDRICH ULTRA
Manufacturer: SIGMA-ALDRICH
Index Date: 2006-01-29

6) Calcium hydride
Manufacturer: SIGMA-ALDRICH
Index Date: 2010-09-09

7) Aluminum oxide
Manufacturer: SIGMA-ALDRICH
Index Date: 2010-09-23

8) DL-Dithiothreitol
Manufacturer: SIGMA-ALDRICH
Index Date: 2009-08-05

9) Methylamine solution
Manufacturer: SIGMA-ALDRICH
Index Date: 2009-08-05

10) Calcium carbonate
Manufacturer: SIGMA-ALDRICH
Index Date: 2008-08-05