COSTADUBOS UNIPESSOAL LDA.

OTHER PRODUCTS * LABSA * LAB * Zeolite ( Sodium Alumina Silicate ) * Detergent Base Powder * SLES * Hydroxen Peroxide * Ethyl Alcohol * Methyl Alcohol * Iso Buthyl Alcohol * Iso Propyl Alcohol WAXES AND PROCESS OILS * Paraffin Wax ( Various Grades ) * Slack Wax ( Various Grades ) * RPO ( Rubber Process Oils ) OILS AND GELS * Base Oils ( Virgin / Recycled and Regenerated) * Liquid Paraffin Oil * White Oils * Petroleum Jelly ( Vaseline ) BITUMEN * Bitumen ( Both in Bulk and in Drums ) * Oxidized Bitumen

LIQUID AMMONIA Ammonia %99,9 Boiling point: 28 oC (30% NH4OH) Freezing point: -72 oC (30% NH4OH) Specific gravity: 0,906 gr / cm3 (at 20 oC) Solubility in water: Infinite. Vapor pressure: 73 kPa (30% NH4OH at 20 oC) Molecular Weight: 17,03 g / mol Molecular shape: Pyramidal Nomenclature: Ammonium hydroxide, Appearance and Odor: Clear, colorless, sharp and stifling Packing Bulk (road tanker ), IBC, PE barrels Introduciton Its chemical formula is NH3, colorless and sharp, and has a unpleasant unpleasant odor. Its commercial name is Ammonium Hydroxide Solution and its molecules are polar and are highly soluble in water thanks to their weak hydrogen bond Chemistry It is used for acid-base balance and nitric acid production in chemistry laboratories. Fertilizer It is used as the first substance in the production of nitrogen fertilizers. Silver Silver goods are used for polishing and cleaning

DIETHYLENE GLYCOL (DEG) ENERJISUN DEG Purity 99.8 % wt. min Color [Pt-co ] 5 max MEG 0.05 % wt. max TEG 0.05 % wt. max Water 0.05 % wt. max Acidity as Acetic Acid Max 50 ppm Ash Content Max 50 ppm Specific gravity (20/20 ◦C) 1.1175-1.1195 Color Pt-co 10 max Distillation@760 mmHg IBP 242 ◦C min DP 250 ◦C max Introduction Diethylene glycol (DEG) is an odorless, colorless, clear and viscose liquid with a sweet taste, which is produced from the reaction between water and ethylene oxide. In fact, it is the coproduct of ethylene glycol alongside with triethylene glycol (TEG). General Applications Diethylene glycol is used in the manufacture of unsaturated polyester resins, plasticizers and polyurethanes. It is also used as textile lubricant, solvent in textile dyeing and printing, humectant, selective solvent for aromatics in petroleum refining, plasticizer for paper, cork and synthetic sponges, raw material for the production of ester

MONOETHYLENE GLYCOL (MEG) MEG Purity 99.8 % wt. min Color [Pt-co ] 5 max DEG 0.08 % wt. max Water 0.08 % wt. max Specific gravity (20/20 ◦C) 1.1151-1.1156 Boiling range at 0.1013 MPA 5% Vol. Min 196 ◦C 95% Vol. Max 199 ◦C Pyhsical Spec: Transparent Liquid, colorless Introduction Monoethylene glycol (MEG) is an odorless, colorless, clear and viscose liquid with a sweet taste, which is produced from the reaction between water and ethylene oxide. It is miscible with water, alcohols, and many organic compounds, and has the chemical formula of C2H6O2. General Applications MEG has numerous applications for manufacture of various products including automotive antifreeze and coolants, resins, deicing fluids, heat transfer fluids, leather, paper, textile fibers, water-based adhesives, sturdy polyethylene terephthalate drink and food containers, latex paints and asphalt emulsions and electrolytic capacitors.