This International Standard specifies a method for the determination of water-soluble sulfates in all types of pulp,
paper and board. The lower limit of the determination is 20 mg of sulfate ion per kilogram of dry sample.
ISO 9198:2001Stage: 95.99
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.