Skunky wrote:

Managed to hold of some trace elements at last, from 'chempak'

How does this look for % of elements

B= 0.1%
CU=0.25%
FE=3.3%
MgO=7.0%
Mn=3.0%
Mo=0.005%
Zinc=1.0%

Here is the breakdown for PMDD, a good standard of comparison:
http://www.thekrib.com/Plants/Fertilizer/pmdd-tim.html

Here is what is in some other mixes:
http://www.aquabotanic.com/plantfer.htm