How to stop Yellowing Labels and Sheets
Some inkjet labels and sheets may yellow when exposed to Sulphur compounds. Many candle and aromatherapy scents contain Sulfides or other Sulphur compounds. Also, some people actually cook their products on Sulphur-containing gas or oil stoves, e.g. diesel stoves.
Try the following:
Read the ingredient labels to identify which compounds have Sulphur.
- Bag up the unused labels or sheets and store them away from the scent mixing area, production area and packaging area.
- Print labels or sheets in a ventilated area away from all of the above areas.
- Apply labels or use sheets after all products have been packaged and cleaned.
- Store final, finished products away from areas listed in 1. above