1) UREA
Manufacturer: COLUMBIA NITROGEN CORPORATION
Index Date: 1987-05-01


2) CONQUEST
Manufacturer: MASURY-COLUMBIA COMPANY
Index Date: 1987-01-01

3) GUARANTEE
Manufacturer: MASURY COLUMBIA
Index Date: 1992-02-04

4) STAINLESS STEEL
Manufacturer: MASURY-COLUMBIA
Index Date: 1992-03-05

5) SAF-T-POL II
Manufacturer: MASURY-COLUMBIA COMPANY
Index Date: 1987-01-01

6) PRESTO,ONE COAT RUBBER CEMENT
Manufacturer: COLUMBIA CEMENT CO.,INC
Index Date: 1985-01-01

7) 11-800-XX URETHANE HARDENER
Manufacturer: COLUMBIA PAINT CO
Index Date: 1991-01-22

8) 0645-00006
Manufacturer: COLUMBIA RIBBON & CARBON MFG CO.
Index Date: 1985-01-01

9) RAVEN 1080 POWDER
Manufacturer: COLUMBIA CHEMICALS CO
Index Date: 1986-07-01

10) 2A64 HUMISEAL PART A
Manufacturer: COLUMBIA CHASE CORP. HUMISEAL DIV.
Index Date: 1989-09-29