... form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is a good water treatment chemical. Technical Data ... 5 )% ≥68682Inactive Phosphates (as P2 O 5 )% ≥7.57.53Iron (Fe) % ≤0.050.054PH Value5.8-6.55.8-6.55Solubilitypasspass6Heavy ... high temperature adhesive; In food industry it used as an additive, nourishing agent, quality improver, pH regulator, metal ions chelating agent ...