Well Billy gave me url http://www.sciencelab.com/page/S/PVAR/SLF1372

and I ordered 500 g.

Seems things are on back order.

³Thank you for your order. We are proud to be your source for Chemicals
and Laboratory Equipment. Yada yada yada³

Code **********Name ***********************************Quantity
****Price/Ea. ********Total
-------------------------------------------------------------------------
------------------
SLF1372-500G **Ferric Phosphate, Powder, FCC: 500 g **********1
*******$62.52 *******$62.52
************************************************** *****Shipping: UPS
Ground: *******$15.03
************************************************** ****************Sales
Tax: ********$0.00
-------------------------------------------------------------------------
------------------
************************************************** ********************Tot
al: *******$77.55


Plan was to use one gram to 100 grams of waste bread. Since the Iron
Phosphate is not water soluble I planned to dissolve it in acid. Not
wanting too strong a acid I thought I would use Coke a Cola which has a
pH of about 4. Looks like this recipe will be for next year.

Any comments?

Bill

--
Garden in shade zone 5 S Jersey USA