Answer: The yellowish color of the solution you observed is a typical characteristic of calcium chloride-based desiccants and does not indicate a quality issue. The light yellow appearance of the calcium chloride solution is primarily related to the following factors: n…

Answer: The core scenarios mandating the use of the triple-protection type are: 1. High-oil or high-moisture foods, and 2. Direct contact with food during application. Conventional high-efficiency oxygen absorbers may only be used when they are physically separated from…

Answer: When anhydrous or dihydrate calcium chloride in dehumidifier bags/boxes absorbs moisture, it first dissolves into a saturated solution that flows into the collection area. If the ambient temperature drops below the solution’s saturation point, the solution bec…

Answer: 1.Unused state (inventory storage): The quality assurance period for desiccants is typically one year. 2.In-use state (placed inside packaging): The actual effective protection duration (i.e., the time until moisture absorption saturation is reached) is not a fi…

Answer: Used desiccant is typically non-toxic and harmless, and in most cases, can be disposed of as general waste. Within the European Union, the disposal of desiccant waste must comply with relevant regulations, particularly EU Directive 91/689/EEC (on hazardous waste…

Answer: With 27 years of specialized manufacturing experience, we maintain robust production planning and supply chain systems to ensure reliable lead times. For standard products, we strive to deliver within?7–15 working days?after order confirmation and receipt of…