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- Do not store your discount toner in temperatures in excess of 95 degrees - -- Fahrenheit (35 degrees Celsius) or lower than 50 degrees Fahrenheit (10 degrees Celsius). These are numbers that generally apply to most cartridges.
- Keep your toner cartridges horizontal. Do not store your cartridges vertically.
- For long-term storage, keep the toner cartridges in their original packaging (cardboard box and sealed bag).
- Try to keep the relative humidity where your cartridges are being stored between 45 percent and 80 percent.
- Do not store your toner cartridges in any place that experiences rapid and extreme fluctuations in temperature or humidity.
- Avoid subjecting your toner cartridges to direct sunlight, even for short periods of time.
- Avoid storing or keeping your toner cartridges in places that are dusty or where dust may gather.
- Do not store your toner cartridges in your car or vehicle – not even the trunk – for long periods of time.
- Do not store your toner cartridges anywhere corrosive gases may be present.
- Toner cartridges can be affected by salty air. Try to keep your toner cartridges out of air that may have high saline concentrations.