How should Polyhexamethyleneguanidine Hydrochloride (CAS: 57028-96-3) be stored?

Polyhexamethyleneguanidine Hydrochloride (CAS: 57028-96-3) should be stored in a cool, dry place away from direct sunlight. It is best kept in a sealed container to prevent moisture absorption and maintain stability. Storage temperature should be below 25°C, and humidity levels should be controlled to avoid degradation. Always store in a well-ventilated area to minimize health risks.