Cobb–Unger oil absorbance test for paper and board

In this test, castor oil is used to evaluate the oil absorbance of a paper or board product. The test evaluates how well the product functions as packaging for oily foodstuff. During the analysis, oil is applied on top of the sample with an L&W Cobb sizing tester and the mass of oil that is absorbed by a set period is expressed as grams per square meter (g/m2).

Suitable sample matrices
Paper and board
Minimum sample amount
Two A4 sheets
Typical turnaround time
2 weeks after receiving the samples
Quality system
Accredited testing laboratory
Method expert
Ville Roininen
Ville Roininen

Order this test online

First sample (VAT 0):
136 €
Additional samples (VAT 0):
84 €per sample
If you have a large number of samples, contact us for a possible discount.

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Questions? We're happy to help.

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