Starfire Windshield Washer Fluid -20 (Blue) Starfire Windshield Washer Fluid has been formulated to provide the additional freezing protection that water just cannot provide. Starfire Windshield Washer Fluid will protect to 20 o F below zero (-20 o F). CP Windshield Washer Fluid clears windshields of dirt, bug stains, frost and ice. Keeps windshields clean and improves visibility No Mixing Necessary Harmless to car finishes Chemical Analysis Freeze Point -20 o F Specific Gravity high 0.959 Specific Gravity low 0.957 Tolerance (+/-) 0.002 pH (Alkalinity) 6.0-9.0 Appearance/Color Clear solution with blue tint Odor/Smell Alcohol (No ammonia) Chemical Composition Combination of methanol, dye and water