Product Information Product Name: NOROX? 420-75 OMS Chemical Composition: tert-butyl peroxyoctanoate Form: Liquid Mixture CAS No.: 26748-41-4 Main Applications: Used for low-temperature initiation of unsaturated polyester and vinyl ester resins curing, especially suitable for high-temperature processes such as Pultrusion. Technical Data Active Ingredient: 75% Active Oxygen Content: 4.92% Morphology: Colorless Liquid Specific Gravity: 0.857 @ 25°C Refractive Index: 1.432 @ 25°C Flash Point: 56°C (132°F) Solubility: Ethanol, Benzene, Hexane, Methyl Ethyl Ketone, Normal

Product Information Product Name: CEPC Chemical Composition: Dicetylperoxydicarbonate Form: Flakes, Technical Purity Molecular Weight: 570.9 g/mol Main Applications: Used as initiator (free radical source) in polymerization reactions of monomers such as vinyl chloride. Technical Data Morphology: White, greasy flakes Peroxide content: approx. 961 TP6T (% by mass) Reactive oxygen content: approx. 2.691 TP6T (% by mass) Desensitizer: None Heap density: approx. 0.50 kg/l Melting point: approx. 55°C Critical temperature (SADT): approx. 40°C Recommended storage temperature: below 2

Product information Product name: BU-50-WO Chemical composition: 2,2-Di(tert.butylperoxy)butane Form: 50% liquid, soluble in white oil (OMS) Main applications: Used as an initiator for the (co-)polymerization reaction of styrene, vinyl acetate, methacrylate, etc. Temperature range: 100-140°C (styrene. (other monomers) Technical data Morphology: colorless liquid Peroxide content: approx. 50% (% by mass) Reactive oxygen content: approx. 6.83% (% by mass) Desensitizing agent: white oil (OMS) Density (20°C): approx. 0.86 g/cm3

Product information Product name: BU-50-AL Chemical composition: 2,2-Di(tert.butylperoxy)butane Form: 50% liquid, soluble in aliphatic hydrocarbons (isodecane) Main applications: Used as an initiator for the (co-)polymerization reactions of styrene, ethylene, vinyl acetate, methacrylate, etc. Temperature range: 200-250°C ( Temperature range: 200-250°C (ethylene), 100-140°C (styrene, other monomers) Technical data Morphology: colorless liquid Peroxide content: about 50% (% by mass) Reactive oxygen content: about 6.83% (% by mass) Desensitizer: Isodecane Density (20°)

Product Information Product Name: EHPC-50-ENF1 Chemical Composition: Di-2-ethylhexyl peroxydicarbonate Form: White emulsion containing 50% Di-2-ethylhexyl peroxydicarbonate, desensitized with water and methanol Main Applications: Used as free radical initiator for monomer polymerization, mainly used in the polymerization of vinyl chloride (VCM). Free radical initiator, mainly used in the polymerization of vinyl chloride (VCM) Temperature range: 45 - 60°C Suggested dosage: 0.05 - 0.2% Technical data Morphology: white emulsion Desensitizing agent: water/methanol Content: approx. 50% (quality)

Product Information Product Name: EHPC-50-ENF1 Chemical Composition: Di-2-ethylhexyl peroxydicarbonate Form: White emulsion containing 50% Di-2-ethylhexyl peroxydicarbonate, desensitized with water and methanol Main Applications: Used as free radical initiator for monomer polymerization, mainly used in the polymerization of vinyl chloride (VCM). Free radical initiator, mainly used in the polymerization of vinyl chloride (VCM) Temperature range: 45 - 60°C Suggested dosage: 0.05 - 0.2% Technical data Morphology: white emulsion Desensitizing agent: water/methanol Content: approx. 50% (quality)

Product Information Product Name: EHPC-60-ENF1 Chemical Composition: Di-2-ethylhexyl peroxydicarbonate Form: White emulsion containing 60% Di-2-ethylhexyl peroxydicarbonate, desensitized with water and methanol Main Applications: Used as free radical initiator for monomer polymerization, mainly used in the polymerization of vinyl chloride (VCM). Free radical initiator, mainly used in the polymerization of vinyl chloride (VCM) Temperature range: 45 - 60°C Suggested dosage: 0.05 - 0.2% Technical Data Morphology: white emulsion Desensitizing agent: water/methanol Content: approx. 60% (quality)

Product Information: Product Name: EHPC-60-ENF1 Chemical Composition: Di-2-ethylhexyl peroxydicarbonate Appearance: White emulsion Main Uses: Used as a free radical initiator for the polymerization of monomers, mainly used in the polymerization of vinyl chloride (VCM). Technical Data: Oxygen content: approx. 2.77% w/w Density: approx. 0.98 g/cm3 Viscosity: approx. 200 mPa-s Flash Point: 31°C Storage Stability: 3 months from the date of delivery Standard Packaging: 1100 kg stainless steel IBC, 25 kg HDPE drums Typical Application: Temperature

Product Description: Product Name: EHPC-60-ENF2 Chemical Composition: 1,1-Di(2-ethylhexyl)peroxydicarbonate Form: White (non-freezing) emulsion Usage: Used as free radical initiator for monomer polymerization, mainly for the polymerization of vinyl chloride (VCM). Technical data: Appearance: white emulsion Inhibitor: water/methanol Content: approx. 60% w/w Active Oxygen (AO): approx. 2.77% w/w Density (20°C): approx. 0.98 g/cm3 Viscosity (20°C): approx. 200 mPa-s Flash point: 31°C Critical temperature (SADT): approx. 0°C Cold