Alliance Chemical Resource Library

Industrial ApplicationsFeb 19, 20268 min read

Propylene Glycol vs Ethylene Glycol: The Complete Buyer's Guide

Propylene glycol is a low-toxicity glycol used for heat transfer, freeze protection, and process cooling, especially where safety is a concern. It is GRAS-listed by the...

Industrial ApplicationsFeb 17, 202614 min read

The Complete Guide to Acid Cleaning Copper Coils & Heat Exchangers

Acid cleaning of copper coils and heat exchangers is an industrial process that removes mineral scale and corrosion byproducts using acids such as phosphoric acid (CAS...

Safety & HandlingJan 14, 202615 min read

Propylene Glycol + DI Water in Thermal Systems: The Practical Guide

Learn how to mix propylene glycol and DI water for heat transfer systems. This guide covers concentration ratios, freeze vs. burst protection, inhibitor selection, material compatibility,...

Emerging TechnologyNov 17, 202515 min read

Data Center Glycol Inhibitor Chemistry Guide | OAT vs NOAT vs HOAT

Understanding inhibitor chemistry is critical for data center operators. This technical deep-dive explains OAT, NOAT, molybdate-OAT, and HOAT inhibitor technologies, helping you select the right corrosion...

Industrial ApplicationsOct 14, 202515 min read

The Engineer's Guide to Ethylene Glycol for Heat Transfer Systems

It was a Monday morning when the facilities manager called about $40,000 in freeze damage. After 20+ years supplying industrial glycol systems, we've learned that proper...

Industrial ApplicationsAug 30, 202419 min read

Heating with Kerosene: A Cost-Effective Solution for Cold Seasons

K-1 kerosene is 1-K grade low-sulfur kerosene under ASTM D3699 — sulfur capped at 0.04% by weight (versus 0.30% for 2-K), flash point minimum 100°F, delivering...

Safety & HandlingJun 12, 202313 min read

Chilling Tales of Ethylene Glycol vs Propylene Glycol: An Epic Battle for the Crown of Best Antifreeze

Ethylene glycol is a two-carbon diol (C2H6O2, CAS 107-21-1) used as an industrial antifreeze and heat transfer fluid, notable for its high toxicity and application in...

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