Alliance Chemical / Resource Library
Technical chemical guides, safety references, product comparisons and industry insights from the Alliance Chemical team.
283 articles · updated August 2026
Potash is the family name for water-soluble potassium salts, originally potassium carbonate (K₂CO₃) leached from wood ash in iron pots — the origin of both the word and the element name potassium. It earned U.S. Patent No. 1 on July...
Read articleIgnaz Semmelweis (1818–1865) was the Hungarian obstetrician who introduced antiseptic handwashing in 1847 at the Vienna General Hospital, requiring doctors to scrub in chlorinated lime solution...
Ethylene glycol (C₂H₆O₂, CAS 107-21-1, also called MEG or 1,2-ethanediol) is a colorless, odorless, sweet-tasting liquid best known as the working ingredient in engine antifreeze and...
Yes, bleach expires. Bleach is sodium hypochlorite (NaOCl, CAS 7681-52-9) dissolved in water, and it decomposes continuously from the day it is made - mainly into...
Ammonia is a nitrogen-hydrogen compound with the formula NH3 and CAS number 7664-41-7. It was first isolated as a gas by Joseph Priestley in 1774, named...
Isopropyl alcohol (IPA, propan-2-ol, C3H8O, CAS 67-63-0) is made from propylene, a byproduct gas of petroleum cracking. In the indirect (strong-acid) process, propylene is absorbed into...
Sodium hypochlorite is the sodium salt of hypochlorous acid, with the chemical formula NaOCl and CAS number 7681-52-9. It was first produced in 1820 by Antoine...
Potassium hydroxide (KOH, CAS 1310-58-3) is sold in the United States through industrial chemical distributors, laboratory suppliers and online chemical retailers. Order Technical Grade where the...
Potassium hydroxide (KOH, CAS 1310-58-3) is a strong inorganic base, also called caustic potash or potash lye, sold as white flakes, pellets, powder or solution. It...
Phosphorus is a chemical element (symbol P, atomic number 15) first discovered in 1669 by Hennig Brand in Hamburg, who isolated it by boiling down large...
Bleach is a water solution of sodium hypochlorite (NaOCl), typically at 5–6% concentration for household use, with the remainder being water and a small amount of...
Nitric acid (HNO₃, CAS 7697-37-2) can be bought in the United States without any federal purchase licence — it is not a DEA-listed chemical. What gates...
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