Any process that stops, prevents or reduces the frequency, rate or extent of hydrogen peroxide catabolic process.
Synonyms:
exact_synonym:
negative regulation of H2O2 catabolic process; negative regulation of hydrogen peroxide breakdown; negative regulation of hydrogen peroxide catabolism; negative regulation of hydrogen peroxide degradation
related_synonym:
negative regulation of H2O2 scavenging; negative regulation of detoxification of H2O2; negative regulation of detoxification of hydrogen peroxide; negative regulation of hydrogen peroxide removal; negative regulation of hydrogen peroxide scavenging