Iota Semi-Refined



Treatment of the natural strains of seaweeds ofEucheumacottonii of the class Rhodophyceae(red seaweeds) remove impurities and fresh water washing and drying to obtain the product. Further purification may be achieved by washing and drying. It is the only one kind of colloid which can remain stable in the process of freeze-thaw. So the frozen Iota carrageenan gel may not happen syneresis when thawing. It has been widely used in all kinds of industries such as food, medicine and daily chemicals and so on.


Physical & Chemical Specification



tan to yellowish, coarse to fine powder

Particle Size (120/200 mesh)

more than 90% pass

Viscosity (mPa.s)


Total Ash Content (%)


Moisture (%)


PH level


Ash of not dissolve into acid (%)


Sulphate (%,count by SO42-)


Arsenic (ppm)


Lead (ppm)


Mercury (ppm)


Cadmium (ppm)


Total Plate Count (cfu/g)


Yeast & Moulds (cfu/g)


E. coil

absent in 5g


absent in 10g

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