PCFluids Pastel Coolant Premixed - 32oz/950ml - Perfect Red Features: Low conductive pastel coolant  First non-transparent nano-dyes  Made with Ultra-Pure water for lowest electrical conductivity in a coolant  Made with Non-toxic propylene glycol  Corrosion protection for copper, brass, steel, nickel and aluminum  Bacteria/algae growth resistant formula  Includes anti-microbial inhibitors  Provides freeze protection to -12C  Can be used with PCFluids dyes  3 Years shelf life when properly stored  3 Year system life in your computer  Does not contain toxic Ethylene Glycol  Does not contain harsh Oxides, Micas, or flakes  Over 92% biodegradable in 30 days  Child resistant cap (push/turn)  Premixed and ready for use  Environmentally safe  Non-toxic/safe  Made in U.S.A. Specifications: Conductivity: &lt;100 S/cm @20C  TDS/ppm: ~50  Base Color: Perfect Red  UV Color: None  Freeze point: -12C/15F  Boiling Point : 102C/215F  Premixed: YES  Ready to use!  Shelf Life: 3 years from purchase date  System Life: 3 years  Bottle size: 32oz/950ml