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Abiotoc degradation

SIKA Hardener LI was assessed in an abiotic degradation study according to EU-method C.7 and OECD guideline no. 111. Based on the results obtained hydrolysis of SIKA Hardener LI was rapid. At pH 7 and 12 °C (285.2 K) the degradation half-life was 0.19 days and the rate constant 3.56 days (85.44 h).