Water absorbance of paper or board with the Cobb method

This test measures the water absorption properties of paper and board. The method is not suitable for grades with grammage less than 50 g/m2 or embossed paper. It is also unsuitable for highly water-absorbing papers, such as blotting papers.

The absorption time can be chosen by the customer. The result will be expressed as absorbed water per surface area (in g/m2).

Suitable sample matrices
Paper or paperboard with basis weight over 50 g/m2
Typical turnaround time
2 weeks after receiving the samples
Available quality systems
Accredited testing laboratory

Pricing and online order

Price per sample (Excl. VAT):
90 €

We also charge a 97 € service fee per order.

Large batches of samples are eligible for discounts.

Samples are entered during checkout.

Our experts review all orders to ensure the testing method is suitable for your needs and samples.

Questions? We're happy to help.

Questions? We're happy to help.

Ringing phone
...and more than 700 other happy clients

Ask for an offer

Fill in the form, and we'll reply in one business day.

Answering the following questions helps us prepare an offer for you faster:

  • How many samples do you have and what is the sample material?
  • Do you have a recurring need for these tests? If yes, how often and for how many samples at a time?

Have questions or need help? Email us at or call +358 50 336 6128.