From: Properties of natural adsorbent prepared from two local Sudanese agricultural wastes mango seeds and date's stones and their uses in removal of contamination from fluid nutrient
Parameter
MS (solid)
DS
**Standard adsorbent
pH
7
7.37–8.3
% of carbon*
61.4
21.8
13–65
Ash %*
9.0
9.5
4–9.32
Moisture %*
17.5
19.9
2–10