Composition / information on ingredients Mixtures Chemical characterization: Aqueous preparation Hazardous ingredients: CAS No. Designation Content Classification CAS 107-21-1 Ethylene glycol 60 - 99 % Acute toxicity - oral - Category 4. CAS 111-46-6 Diethylene glycol 1 - 5 % Acute toxicity - oral - Category 4. Specific target organ toxicity (repeated exposure) - Category 2. CAS 1303-96-4 Disodium 1 - 5 % Toxic to repropduction - Category 1 tetraborate x 10 H2O contains contains a bittering agent