Murexide, also called ammonium purpurate or MX, is the ammonium salt of purpuric acid. It is a purple solid that is soluble in water. The compound was once used as an indicator reagent. Aqueous solutions are yellow at low pH, reddish-purple in weakly acidic solutions, and blue-purple in alkaline solutions.

The Ricca Chemicals magnesium chloride hexahydrate with a composition of 100.00% magnesium chloride hexahydrate, is suitable for use in laboratory use only. It can be stored at a temperature of 15 to 30 degree C.

The Ricca Chemicals manganous sulfate monohydrate with a composition of 100% manganous sulfate monohydrate, is suitable for use in laboratory use only. It can be stored at a temperature of 15 to 30 degree C.

The Ricca Chemicals magnesium sulfate Heptahydrate with a composition of 100.00% magnesium sulfate Heptahydrate, is suitable for use in laboratory use only. It can be stored at a temperature of 15 to 30 degree C.