PCFluids Ultra-Pure Water -32oz/950ml - Clear Features: Do not consume - for use in water cooled computers  Non-Conductive (lowest conductivity)  Premixed and ready for use  3 year shelf life when unopened and properly stored  Compatible with all water-cooled computer systems  Bacteria eliminated with high intensity UV light treatment  Provides best thermal conductivity  Purist form of deionized water  Can be used with PCFluids dyes and coolants  Can be used for annual rinse/flush of your computer water system  Can be used as a coolant  Child resistant cap (push/turn)  Non-toxic/environmentally safe  Made in U.S.A Specifications: Conductivity: &lt;0.1 S/CM @20C  TDS/ppm: 0.1  Base color: Clear  UV color: None  Freeze point: 0C/32F  Boiling point: 212F/100C  Premixed: NA/Ready to use  Shelf life: 3 years from purchase date  System life: 9-12 months recommended  Bottle size: 32oz/950ml