{"product_id":"propylene-glycol-inhibited-acs-grade","title":"Propylene Glycol Inhibited ACS Grade","description":"\u003ch2\u003eWhy Propylene Glycol Inhibited ACS Grade\u003c\/h2\u003e\n\u003cp\u003ePropylene Glycol Inhibited ACS Grade at 100% concentration provides maximum freeze protection flexibility alongside exact analytical purity for industrial closed-loop heat transfer systems. By supplying an undiluted C3H8O2 solution equipped with heavy-duty corrosion inhibitors, this chemical allows engineers to precisely calculate and dilute on-site to meet specific local freeze point requirements. The strict ACS designation guarantees compliance with American Chemical Society purity thresholds, making it critical for research facilities and chemical manufacturing operations where trace baseline contamination is unacceptable. Furthermore, the active inhibitor package continuously protects metallic system components from rust, oxidation, and scaling during long-term fluid circulation.\u003c\/p\u003e\n\n\u003ch3\u003eBest Applications for This Grade\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustom formulation of heat transfer fluids in closed-loop HVAC systems, requiring facilities to dilute the 100% viscous liquid concentrate with deionized water to hit exact target freeze point and burst protection curves based on specific regional climate demands.\u003c\/li\u003e\n\u003cli\u003eBaseline cooling fluid in chemical manufacturing and research environments where the rigorous ACS purity specification prevents analytical interference, combined with an active inhibitor package to protect complex laboratory equipment cooling loops.\u003c\/li\u003e\n\u003cli\u003eCommonly applied in industrial chiller networks and large-scale facility cooling loops containing mixed metallurgy, utilizing the included chemical inhibitors to actively prevent galvanic corrosion, scaling, and iron oxidation on internal piping infrastructure.\u003c\/li\u003e\n\u003cli\u003eIndustrial solvent applications requiring a highly water miscible, clear, colorless fluid with broad organic solvent compatibility, functioning as an effective chemical carrier where a predictable flash point of 104°F is required for operational parameters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen to Choose a Different Grade\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIf the facility requires a pre-mixed, pump-ready heat transfer fluid for moderate ambient climates without the labor of on-site water blending and freeze point calculation, choose 30% Propylene Glycol Inhibited.\u003c\/li\u003e\n\u003cli\u003eIf the system operates in standard intermediate freeze-risk zones that demand a balanced ratio of low viscosity, high heat transfer efficiency, and reliable burst protection, select 40% Propylene Glycol Inhibited.\u003c\/li\u003e\n\u003cli\u003eIf operations are located in severe cold weather regions requiring heavy-duty burst and freeze protection directly from the drum to prevent winter pipe rupture, select 50% Propylene Glycol Inhibited.\u003c\/li\u003e\n\u003cli\u003eIf the mechanical system consists solely of non-metallic piping or specific chemical processes that require a baseline fluid without added metallic rust preventatives, choose 30% Propylene Glycol Technical Grade.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Alliance Chemical","offers":[{"title":"1 Quart \/ 1 Quart","offer_id":41291556683818,"sku":"VK6-55L-D39","price":25.0,"currency_code":"USD","in_stock":true},{"title":"1 Quart \/ 2 Quarts","offer_id":41291567956010,"sku":"A8D-E83-8JJ","price":40.0,"currency_code":"USD","in_stock":true},{"title":"1 Quart \/ 4 Quarts","offer_id":41291567988778,"sku":"W05-EC3-CSD","price":75.0,"currency_code":"USD","in_stock":true},{"title":"1 Quart \/ 8 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