Product name ; Lead Nitrate Formula ; Pb(NO3)2 Other Names ; Plumbous nitrate, Lead dinitrate, Plumb dulcis, Lead (II) Nitrate Appearance ; White Colourless Crystals / Crystalline Powder Assay : Min. 99% Lead Content ; NLT 62% Chloride (Cl) ; NMT 0.005% Copper (Cu) ; NMT 0.002 % Iron (Fe) ; NMT 0.003% Test Solution (10% w/v water) ' The solution is almost clear and colourless.