Test Methods

Bentofix® Peel Bonding Test Method

Bentonite Swell Index
(ASTM D 5890, USP NF XVII, GRI GCL-1)

Bentonite Fluid Loss
(ASTM D 5891 and API 13A & 13B)


The information and data contained herein are, to the best of our knowledge, true and accurate. All suggestions and recommendations are offered without guarantee. Final determination of suitability for use based on any information provided is the sole responsibility of the user. There is no implied warranty of merchantability or fitness of the product for the contemplated use. Bentofix® is a registered trademark of NAUE GmbH & Co. KG GmbH (status 11/04)