Resource library
Older guides and references from the Alliance Chemical resource library.
Botanical extraction is the systematic isolation of active compounds from complex plant matrices. Operators target specific molecules such as alkaloids, terpenes, flavonoids, and lipids by manipulating solvent polarity, temperature, and contact time....
Talc is one of the most useful functional fillers in industry and one of the most loosely specified. What the mineral actually does in a formulation, and how to write a talc...
Nitric acid is a strong oxidizing mineral acid with the chemical formula HNO₃, indispensable in electronics manufacturing for etching, cleaning, and surface preparation. It is used in semiconductor fabrication to etch silicon...
Sulfuric Acid Anodizing (Type II) is an electrochemical process that thickens and refines the natural oxide layer on aluminum surfaces using an electrolyte solution primarily composed of dilute sulfuric acid (H₂SO₄). This...
Sodium hydroxide (NaOH), also known as caustic soda or lye, is a highly caustic inorganic compound with the formula NaOH, consisting of sodium cations (Na⁺) and hydroxide anions (OH⁻). It is widely...
Shipping adds about half the product price to a bottle order and a sixth to a tote. The DOT Limited Quantity caps of 1.0 L and 5.0 L explain the biggest jumps,...
Discover how to use food-grade citric acid to effectively descale your espresso machine at a fraction of the cost of commercial products. This comprehensive guide provides exact mixing ratios for different machine...
Methyl Ethyl Ketone (MEK) is a powerful organic solvent used for dissolving resins, gums, cellulose acetate, and nitrocellulose, and is also known as Butanone. Its chemical formula is C₄H₈O, and it appears...
An industrial cleaning solvent is a liquid formulated to dissolve, suspend, or extract other materials without undergoing chemical change itself. Key properties include solvency power (often measured by Kauri-Butanol value), evaporation rate,...
Safe storage of acids, bases, and solvents is the practice of organizing and maintaining these chemicals to prevent dangerous reactions, toxic fumes, spills, fires, injuries, and environmental damage. Acids are corrosive and...
Correction, October 6, 2026. This article was written in April 2025. Its statements that the rule’s effective date or enforcement is “stayed” are out of date.
Calcium chloride is a highly soluble, hygroscopic crystalline solid with the chemical formula CaCl2 and CAS number 10043-52-4. It has a molecular weight of 110.98, a melting point of 782°C (1439.6°F), and...
D-Limonene is a monocyclic monoterpene solvent (CAS 5989-27-5) extracted from citrus fruit rinds during commercial juice production, with a typical purity of 90–97%. Food-grade D-Limonene is specifically distilled to remove impurities and...
Ferric chloride is a metal-etching chemical with the formula FeCl3, commonly used to create relic finishes on guitar hardware. It is a salt rather than an acid, although its water solution is...
Regulatory note (October 2026): In December 2024 EPA finalized a TSCA rule that bans most uses of trichloroethylene (TCE) and phases out others; EPA has since delayed parts of the compliance schedule....
Battery acid is a 37% concentration of sulfuric acid by weight blended with high-purity water, used as the electrolyte in lead-acid batteries. The industry standard for battery acid is this specific dilution,...
Critical metal recovery is the process of extracting and refining valuable metals such as gold, silver, platinum, palladium, copper, rare earth elements, and lithium from recycled sources like e-waste, spent catalysts, industrial...
Sulfuric acid 93% is a strong industrial acid (H₂SO₄) used by professional cleaners and maintenance teams for removing stubborn stains from concrete surfaces such as driveways, garages, parking lots, sidewalks, and industrial...
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