Determination of Iodine in Marine Algae

Central Salt and Marine Chemicals Research Institute, Bhavnagar

Manuscript received 22 March 1972; revised 19 September 1972; accepted 5 February 1973

A new technique has been developed for the quick fixation and rapid analysis of iodine in sea­weed The method consists of digesting the seaweed with 10% potassium hydroxide in adomes­tic model pressure cooker for 10 min. After cooling, the material is dried and ashed at 500°. The ash is extracted with hot water and iodine determined iodometrically. The technique is applicable to all the types of the seaweeds.