It is recommended that you update your browser to the latest browser to view this page.
Please update to continue or install another browser.
Update Google ChromeIt is recommended that you update your browser to the latest browser to view this page.
Please update to continue or install another browser.
Update Google Chrome
| Fe | 20ppm max | 30ppm max |
| Na2S | 60%min. | 60%min. |
| Water Insolubles | 0.10%max. | 0.18%max. |
| Na2CO3 | 1.80%max. | 1.80%max. |
| Na2CO3 | 1.80%max. | 1.80%max. |
| Na2CO3 | 2.00%max. | 2.00%max. |