Derivative
Trihydrate.
Properties
White, deliquese granules or fused masses; becomes
yellow on exposure to air, due to liberation of iodine. mp 73°; mp 446° when anhydr. Sol in about 0.5 part
water or alcohol, freely in amyl alcohol or acetone. The aq soln
is neutral or slightly alkaline. Keep tightly
closed and protected from light.In photography.