Table 1 Bentonite clay samples analyzed in this study.
Sample | Clay type | Exchangeable cation | Origin | Manufacturer | Production date | Lot number |
|---|---|---|---|---|---|---|
MX1 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Jun 2015 | 65275772 |
MX2 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Nov 2016 | 116315319 |
MX3 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Mar 2017 | 37324182 |
MX4 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Mar 2017 | 37324184 |
MX5 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Mar 2017 | 37324190 |
MX6 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | NA | NA |
MX7 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | NA | NA |
MX8 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | Jun 2015 | 65275768 |
MX9 | MX-80 bentonite | Na+ | Wyoming, USA | American Colloid Company | NA | NA |
AB1 | Asha bentonite | Na+ | Kutch, India | Ashapura Minechem Co | NA | NA |
CC1 | Sodium bentonite | Na+ | Saskatchewan, Canada | Canadian Clay Products Inc | NA | NA |
CC2 | Sodium bentonite | Na+ | Saskatchewan, Canada | Canadian Clay Products Inc | NA | NA |
DC1 | Deponit Ca–N | Ca2+ | Milos, Greece | S&B Industrial Minerals SA | NA | NA |
IR1 | IBECO-RWC | Ca2+ | Milos, Greece | S&B Industrial Minerals SA | NA | NA |
NB1 | National standard | Na+ | Wyoming, USA | Opta Minerals Inc | NA | NA |
