JEFFCOOL ISF-25 (PG25 Blend) Concentration: 25% Propylene Glycol + Deionized Water Focus: High thermal conductivity with less emphasis on freeze protection. Best For: Data center & chip-level cooling Rear-door heat exchangers Cold plates Stand-alone cooling distribution units Benefits: Superior heat transfer efficiency Strong corrosion protection (especially for carbon steel, copper, aluminum) Low toxicity—safe for sensitive environments