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: 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: 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

TBPND-75-AL1 Chemical name: tert.Butylperoxyneodecanoate CAS No.: 26748-41-4

TBPND-75-AL Chemical name: tert.Butylperoxyneodecanoate CAS No.: 26748-41-4

Product Information Product Name: TBPND-50-ENF1 Chemical Composition: tert.butylperneodecanoate Form: non-freezing emulsion containing approximately 50% tert.butylperoxyneodecanoate CAS No.: 26748-41-4 Main Applications: Used as an initiator (free radical source) for the polymerization of monomers such as Vinyl chloride) as initiator (free radical source). Technical Data Appearance: White emulsion Peroxide content: approx. 50% w/w Reactive oxygen content: approx. 3.27% w/w Inhibitors: Water/methanol Density (20°C): approx. 0.95 g/c

Product Information Product Name: TBPND-30-AL Chemical Composition: tert.Butylperoxyneodecanoate Form: 30% w/w Alif solution CAS No.: 26748-41-4 Main Application: Used as an initiator (source of free radicals) in the polymerization of monomers, such as ethylene. Description of Appearance: Colorless, flowing liquid, desensitized from about 30% w/w tert.Butylperoxyneodecanoate with Alif hydrocarbons. Technical Data Appearance: colorless liquid Peroxide content: approx. 30% w/w Reactive oxygen content: approx. 1.97% w/w Desensitizer: Alif hydrocarbons Density at 20°C: approx. 0.79 g/cm3 20

Product Information Product Name: TBPND (tert-butyl peroxyisodecanoate) Chemical Composition: tert-butyl peroxyisodecanoate Form: Liquid, technically pure CAS No.: 26748-41-4 Main Applications: Used as an initiator (source of free radicals) in the polymerization of monomers (e.g., ethylene, vinyl chloride, vinyl acetate) and in chemical synthesis. Appearance Description: Colorless flowing liquid. Technical data Appearance: colorless flowing liquid Peroxide content: approx. 99% w/w Reactive oxygen content: approx. 6.41% w/w Desensitizer: none Density at 20°C: approx. 0.90 g/cm3 Viscosity at 20°C

Product Information Product Name: TAPPI-75-AL (tert-amyl peroxyisovalerate) Chemical Composition: tert-amyl peroxyisovalerate Form: Liquid CAS No.: 29240-17-3 Main Applications: Used as an initiator (source of free radicals) in the polymerization of monomers (e.g., ethylene), and for the polymerization of ethylene and vinyl acetate in conjunction with peroxides that are more thermally stable. Copolymerization of ethylene and vinyl acetate. Appearance: colorless flowing liquid. Technical Data Appearance: Colorless flowing liquid Peroxide content: approx. 75% w/w Reactive oxygen content: approx. 6.37% w/w Desensitizer: High-boiling aliphatic hydrocarbons (boiling point > 1.5°C).