When sourcing cleaning cleaners, you must prioritize chemical stability and safety compliance. Ensure the product aligns with MSDS (Material Safety Data Sheet) requirements and REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) standards for the EU, or TSCA for the US. For specialized applications, look for biodegradable surfactants and verify that the pH levels are appropriate for the target surface (e.g., pH 7 for neutral cleaners, pH >11 for heavy-duty degreasers) to prevent substrate damage.