ISO 535

DETERMINATION OF WATER ABSORPTIVENESS - COBB METHOD

HISTORICAL

Year

2016

2017

2018

2019

2020

Number of participants

11

10

9

12

13

Participants OK

9

6

6

9

7

Participants NOT OK

2

3

2

3

3

Participants CANCELED

0

1

1

0

3

References:

Participants OK: All properties were determined correctly

Participants NOT OK: Some or all of the properties were not determined correctly

Participants CANCELED: A participant who has decided not to continue or has not submitted results before the deadline.