Properties: Colorless, transparent or slightly
light-colored thick liquid. Pure phosphoric acid is
colorless crystallization,
odorless and has sour odor. Melting point *2.*5 ℃ (pure
items). Soluble in water and ethanol. Easily absorb
moisture. Easy to be crystallized under cold condition
for long time. Corrosive. Should be stored in closed
containers.
