· obtained by dialysis and adjusting ph to about 8 without any addition of dispersing agents....

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Page 1:  · obtained by dialysis and adjusting pH to about 8 without any addition of dispersing agents. Partition in subfractions < 2 pm is very valuable for investigation of clay
Page 2:  · obtained by dialysis and adjusting pH to about 8 without any addition of dispersing agents. Partition in subfractions < 2 pm is very valuable for investigation of clay
Page 3:  · obtained by dialysis and adjusting pH to about 8 without any addition of dispersing agents. Partition in subfractions < 2 pm is very valuable for investigation of clay
Page 4:  · obtained by dialysis and adjusting pH to about 8 without any addition of dispersing agents. Partition in subfractions < 2 pm is very valuable for investigation of clay