Transfer of fluorescent whitening agents from paper or board (EN 648)

Determination of the speed of transfer of optical brightening agents (OBAs) from paper and board. The test is performed against UV light to provide a rating for the bleeding of the OBAs. The test is relevant for optically brightened paper and paperboard but also for paper and board with recycled fibers, especially if they are intended for food contact.

Suitable sample matrices
Paper and board
Typical turnaround time
3 weeks after receiving the samples
Quality system
Accredited test method
Method expert
Ville Roininen
Ville Roininen

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