My
periodic table poster
is now available!
Potash fertilizer.
An example of a basic potassium fertilizer, this is 6% K
2
O, or about 5% potassium.
Source:
eBay seller sunshinehope
Contributor:
Theodore Gray
Acquired:
28 March, 2009
Text Updated:
29 March, 2009
Price:
$12
Size:
10"
Composition:
K
2
O
