1) LUDOX COLLOIDAL SILICA
Manufacturer: DUPONT
Index Date: 1990-03-01


2) LUDOX HS-40 collodial silica
Manufacturer: Aldrich
Index Date: 2010-11-29

3) LUDOX CL-X COLLODIAL SILICA, 45 WT % SUSPENSION IN WATER
Manufacturer: ALDRICH
Index Date: 2006-02-04

4) SILICA, COLLOIDAL, 30 WT. % SUSPENSION IN WATER (LUDOX LS)
Manufacturer: ALDRICH
Index Date: 2004-05-10

5) LUDOX® SM-30 colloidal silica
Manufacturer: ALDRICH
Index Date: 2012-01-19

6) LUDOX HS-40 COLLOIDAL SILICA, 40 WT. % SUSPENSION IN WATER, PH = 9.7
Manufacturer: ALDRICH
Index Date: 2006-02-04

7) Ludox Hs-40 Colloidal Silica, 40 Wt. % Suspension In Water
Manufacturer: N/A Source: holycross.edu
Index Date: 2000-01-01

8) LUDOX COLLOIDAL SILICA
Manufacturer: DU PONT E I DE NEMOURS & CO INC
Index Date: 1987-06-01

9) LUDOX COLLOIDAL SILICA,GRADE(SEE ADDL DATA)
Manufacturer: E.I. DUPONT DE NEMOURS & COMPANY,INC.
Index Date: 1985-01-01

10) LUDOX TM-50 COLLOIDAL SILICA, 50 WT. % SUSPENSION IN WATER, PH = 9
Manufacturer: ALDRICH
Index Date: 2004-05-10