phosphoric acid/phosphoric acid 85%/75%/81% food grade : our phosphoric acid sell well all the time phosphoric acid 85% food grade Item Technical grade Food grade Appearance: Transparent colorless sticky fluid Transparent colorless sticky fluid Colority ≤30 20.0 Content as H3P04 % ≥ 85.0 85.0 Chloride as Cl % ≤0.0005 0.0005 Sulphate as SO4 % ≤0.01 0.003 Heavy metal as Pb % ≤0.001 0.0005 Arsenic as As% ≤0.01 0.00005 Reductive matter as H3P03 %≤----- 0.012 Fluoride as F% ≤-------- 0.001 Fe % ≤0.002 -------- 35kg white or blue drums, 330 kg blue drums, 1650 kg IBC tanks