Page 2 Amendment No.0001 SNU-700-13-Q-0001

List of chemicals required for HVAC treatment and to be included in contract price.

PRODUCT CHEMICAL DESCRIPTION DRUMS

3DT288.15 Scale and Corrosion

Inhibitor – Open Loop

3 (55 GALS)

N-7330.15 No Oxidizing Biocide – Open Loop 2 (55 GALS)

ECOTROL-D– Open Loop pH Stabilizer 1560 GALS

ST-70.15– Open Loop

STA-BR-EX – Oxidizer Biocide 2 (55 GALS)

TRAC-102.15 Corrosion Inhibitor – Closed Loop 1 (55 GALS)

H 550.15 No Oxidizing Biocide Closed loop 4 (5 GALS)

N-7338.11 No Oxidizing Biocide – Closed Loop 1 (5 GALS PELL)