Plastic & Rubber

Lactic acid 88%, food grade. Colorless to light yellow liquid, 88% active. High-purity product obtained by carbohydrate fermentation, hygroscopic, odorless, and fully biodegradable. Functions as a pH regulator, preservative, and flavor enhancer. Applications: processed foods, beverages, bakery, dairy, meat products, sauces, and dressings. Also known as E270. Properties: pH 1.0–2.0 (1% solution), density 1.20–1.22 g/mL at 20 °C, purity 87.5–88.5%, max. impurity content (arsenic 1 mg/kg, heavy metals 5 mg/kg, lead 0.5 mg/kg, chlorides and sulfates 10 mg/kg, iron and mercury max. 5 and 1 mg/kg respectively, sulfated ash max. 0.05% w/w, color ≤ 50 APHA). CAS 50-21-5. Kosher certification available. Available in Monterrey, with shipping throughout Mexico.

Propionic acid USP grade, food grade. Translucent liquid, minimum 99% active. Soluble in water, ethanol, and ether, with antimicrobial properties that inhibit mold growth and some bacteria. Applications: preservative in foods such as cheeses, sliced bread, pastries, cakes, and meat products. Also known as E280. Properties: pH (1% solution) 2.0–3.0, translucent liquid appearance, Kosher certified, max. aldehydes content 0.05%, max. APHA color 10 ppm, heavy metals such as lead max. 10 ppm, arsenic max. 3 ppm, max. non-volatile residue 0.01%, max. water content 0.15%. CAS 79-09-4. Available in Monterrey, with shipping throughout Mexico.

PEG 200, industrial grade. Translucent liquid, 100% active. Excellent water compatibility and solubility, with hygroscopic properties, viscosity control, and emulsifying capability. Ideal as a lubricant in molds, textile fibers, cosmetics, and ceramics. Provides greater solvency, lubricity, and stability in formulations, as well as extended shelf life of the finished product. Properties: average molecular weight 190–210, hydroxyl value 535–590 mg KOH/g, pH 4.5–7.5 (5% solution), density 1.11–1.14 g/mL (25 °C), max. free ethylene oxide 10 ppm, max. ethylene glycol and diethylene glycol content 0.25%. Also known as: poly(oxyethylene), poly(ethylene oxide). CAS 25322-68-3. Available in Monterrey, with shipping throughout Mexico.

PEG 300, industrial grade. Translucent liquid, 100% active. Exhibits excellent water solubility, hygroscopic properties, viscosity control capability, and functions as an emulsifying agent. Stable in finished products, improves lubricity and extends the shelf life of formulations. Applications: used as a lubricant in molds, textile fibers, cosmetics, and ceramics. Properties: average molecular weight 285–315, hydroxyl value 356–394 mg KOH/g, density 1.11–1.14 g/mL at 25 °C, pH 4.5–7.5 (5% solution), max. free ethylene oxide 10 ppm, max. ethylene glycol and diethylene glycol content 0.25%. CAS 25322-68-3. Other names: poly(oxyethylene), poly(ethylene oxide). Available in Monterrey, with shipping throughout Mexico.

PEG 400, industrial grade. Translucent liquid, 100% active. Used as a lubricant in molds, textile fibers, cosmetic products, and ceramics. Offers excellent compatibility and water solubility, hygroscopic properties, viscosity control, and functions as an emulsifying agent. Properties: pH 5.0–7.0 (5% solution), average molecular weight 380–420, hydroxyl value 267–295 mg KOH/g, density 1.11–1.14 g/mL (25 °C), fully soluble in water, with free ethylene oxide ≤10 ppm and ethylene glycol and diethylene glycol content ≤0.25%. CAS 25322-68-3. Available in Monterrey, with shipping throughout Mexico.

Supracide, broad-spectrum phenolic-based biocide. Purple liquid with a minimum of 42% actives. Water-soluble, stable over a wide pH range (4.0–12.0) and at high temperatures. Compatible with aqueous formulations. Applications: preservation of construction additives, adhesives, lubricants, coatings, and household products. Properties: pH (1% solution) 10.0–11.0, density 1.20–1.25 g/cm³, recommended use from the initial stages of the process to reduce bacterial load. Dosage range: 0.10–0.80% depending on application. Available in Monterrey, with shipping throughout Mexico.

Silad B600, low-viscosity silicone antifoam. Milky white opaque liquid with 20% active ingredient. Provides excellent foam control, compatible with anionic and nonionic systems. Offers high stability and durability over a wide pH range (5.0–8.0), with easy dispersion and handling. Applications: food and beverages, agrochemical formulations, coatings, adhesives, mineral oil cooling systems, glycol dehydrators, industrial detergents, water treatment, construction, and plastics. Properties: specific gravity 0.90–1.05, viscosity 100–250 cP (at 25 °C), nonionic emulsion, water-dilutable. CAS 63148-62-9. Also known as PDMS, dimethylpolysiloxane, dimethicone. Available in Monterrey, with shipping throughout Mexico.

Intex, blend of anionic surfactants. Colorless liquid, 100% active. Offers excellent uniformity and flowability, promotes rapid absorption, with thermal and pH stability. Compatible with both water-based and solvent-based systems, with good tolerance to high-hardness water and low risk of foam instability. Applications: agrochemical formulations as a wetting agent and surface tension reducer. Properties: surface tension 25.00–26.50 dynes/cm, moisture 20–25%, pH (1% solution) between 5.0–7.0, dispersible in water and alcohol, specific gravity ~1.00. Recommended dosage is 0.05–0.8% in the total formulation. Available in Monterrey, with shipping throughout Mexico.

Bronopol, also known as 2-bromo-2-nitropropane-1,3-diol. Biocide in white crystal form with a minimum active content of 99%. It has excellent antimicrobial properties, making it ideal as a preservative and biocide in industrial applications, especially for controlling bacterial and fungal growth. Soluble in water up to 28% at 25 °C, with a pH in 10% solution ranging from 4.0 to 7.0, providing stability in acidic to slightly alkaline conditions. Applications: preservative in cosmetics, industrial paper slurries, and other aqueous systems, with pre-dilution in water or glycols recommended. Properties: heavy metals content max. 10 ppm. CAS 52-51-7. Available in Monterrey, with shipping throughout Mexico.