How to use carrageenan powder - Undersun Biomedtech Corp
Heat to least to 70°C / 158°F but can be as high as a boil. Pour the mixture into gel molds. It will start to set once cooled to 35-60°C / 95-140°F, depending on how much calcium chloride was added to the liquid. Allow to cool to room ttemperaturethen refrigerate. It will take a few more hours to set while in the refrigerator.