Accelerated stability testing runs at 40°C and 75% relative humidity for a minimum of 12 weeks, during which pH drift, color change, microbial counts, and viscosity are monitored. Real-time stability at 25°C runs concurrently for at least 12–18 months before a product is considered shelf-stable. You can track sample and testing milestones directly inside the AJ Cosmo Labs iPhone app.
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