Ask for a current certificate of analysis, an SDS, and lot traceability documentation. Order a 1–5 lb sample and run at least two test pours before committing. Reputable suppliers will answer technical questions about pour temperature and fragrance load compatibility. AJ Cosmo Labs pre-screens all listed wax vendors for baseline documentation, reducing your vetting workload significantly.
Read the full guide on how to find a candle wax supplier for small batch production →