Product Description: Norox? MEC is a transparent solution of methyl ethyl ketone peroxide/cyclohexanone peroxide for use as an initiator in unsaturated polyester resins at low and ambient temperatures. Technical Data: Reactive oxygen content not exceeding 9.0. Form: liquid. Color: colorless and transparent. Specific Gravity @ 25°C: 1.12. Viscosity @ 25°C: 18.0 cps. Flash Point (SETA C.C.): 170°F/77°C minimum. Soluble in: Oxygenated organic solvents. Slightly soluble in: water. Applications: Norox? MEC is suitable for cobalt-promoted unsaturations under low temperature operating conditions.

Product Description: Norox? MEC FRED is a red blend of methyl ethyl ketone peroxide and cyclohexanone peroxide containing diluents. It is intended to be used as an initiator for unsaturated polyester resins and provides excellent curing properties at both low and ambient temperatures. The addition of a red dye aids in mixing and indicates that proper curing is complete when the color fades. TECHNICAL DATA: Reactive oxygen content not to exceed 9.0. Liquid in form, colorless. Specific gravity at 25°C is 1.12 and viscosity is 18.0 cps. Flash point is 170°F / 77°C (SETA C.C. method). Soluble in oxygenated

Product Description: Norox? MEC RED is a red solution of methyl ethyl ketone peroxide and cyclohexanone peroxide with an extinguishing agent. It exhibits excellent curing properties at low and ambient temperatures when used as an initiator with unsaturated polyester resins. Notably, the addition of a red dye aids in mixing. Technical Data: Reactive Oxygen Content: Not to exceed 9.0 Form: Liquid Color: Colorless (water white) Specific Gravity at 25°C: 1.12 Viscosity at 25°C: 18.0 cSt Flash Point (SETA C.C.): 170°F/77°C minimum Soluble in: Oxygenated Organic Solvents Slightly

Norox? MEC-EX is a colorless stabilizer solution of methyl ethyl ketone peroxide and cyclohexanone peroxide.Norox? MEC-EX is designed to provide excellent curing properties when used as an initiator with unsaturated polyester resins at both low and ambient temperatures. Technical Data: Reactive Oxygen Content: 9.0% maximum Form: Liquid Color: Colorless Specific Gravity per Liter @ 25°C: 1.12 Viscosity @ 25°C: 18.0 centipoise (cps) Flash Point (SETA C.C.): Minimum 170°F/77°C SADT (Self-Accelerating Decomposition Temperature): >140°F/60°C Soluble.

TECHNICAL DATA: Reactive Oxygen Content: Maximum 9.01 TP6T FORMULATION: Liquid COLOR: Red SPECIFIC GRAVITY @ 25°C: 1.12 VISCOSITY @ 25°C: 18.0 centibaricoseconds (cps) FLASH POINT (SETA C.C. METHOD): 170°F/77°C MINIMUM SOLUBILIZABILITY: Soluble in oxidizing organic solvents and slightly soluble in water APPLICATIONS: Norox? MEC-EX FRED is suitable for the gelation and curing of cobalt-promoted unsaturated polyester resins at low operating temperatures. For gelation and curing of cobalt-promoted unsaturated polyester resins at low operating temperatures. It also performs well at room temperature. Advantages over standard MEKP formulations include: Shorter gel to cure times in many resins. Shorter gel-to-cure times in many resins.

TECHNICAL DATA: Active Oxygen Content: 9.01 TP6T Max Form: Liquid Color: Red Specific Gravity @ 25°C: 1.12 Viscosity @ 25°C: 18.0 centibaric seconds (cps) Flash Point (SETA C.C. Method): 170°F/77°C Minimum Solubility: Soluble in oxidizing organic solvents, slightly soluble in water Storage Temperature: Recommended not to exceed 80°F (27°C). A minimum of 70°F (21°C) is recommended to maintain maximum shelf life. APPLICATIONS: Norox? MEC-EX RED is suitable for the gelation and cure of cobalt-promoted unsaturated polyester resins at low operating temperatures. It also performs well at room temperature

TECHNICAL DATA: Active Oxygen Content: Minimum 5.5% Form: Liquid Color: Colorless and Transparent Relative Density @ 25°C/4°C: 1.15 Flash Point (Seta Closed Cup Method): Minimum 170°F Flash Point (C.O.C. Method): Minimum 200°F Self-Absorption Decomposition Temperature (SADT): 60°C (140°F) Solubility: Organic Peroxide Solvents Soluble, Slightly Soluble in Water Storage Temperature: 80°F (27°C) maximum Application: Norox? MEKP-30 is an excellent liquid catalyst for the polymerization of ethylene monomers and is particularly well suited for curing unsaturated polyester resins at room temperature. In this application, it imparts curing

Product Information Product Name: NOROX? MEKP-30HD Chemical Composition: Methyl Ethyl Ketone Peroxide Physical Form: Liquid Mixture Color: Colorless Clear Liquid Reactive Oxygen Content: 5.5% Minimum Specific Gravity (25°C): 1.1-1.2 Flash Point (C.O.C.): 200°F/93°C Minimum Flash Point (SETA C.C.): 170°F /Solubility: Soluble in oxygenated organic solvents, slightly soluble in water SADT (Self-Decomposition Temperature): >140°F (60°C) Shipping Temperature: <80°F

Product Information Product Name: NOROX? MEKP-9 Chemical Composition: Methyl Ethyl Ketone Peroxide Physical Form: Liquid Mixture Color: Colorless Transparent Liquid Specific Gravity (20°C): 1.11 - 1.14 Flash Point (Seta Closed Cup): > 170°F (75°C) SADT (Self-Acquiescing Temperature): 149°F (65°C) Solubility: Soluble in oxygenated organic solvents. Solubility: Soluble in oxygenated organic solvents, slightly soluble in water Maximum Storage Temperature: 77°F (25°C) Applications NOROX? MEKP-9 is used at room temperature in conjunction with cobalt accelerators for the solidification of