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Page 1 TP ˜ Overview of the Effects of Residual Flocculants on Aquatic Receiving Environments 1 Introduction 1.1 Background This report provides an overview of the ecotoxicological and environmental effects of residual coagulants and flocculants
2.1.3. Agar Agar is obtained from the red algae (e.g., Gelidium, Gracilaria, and Gelidiella) or red seaweeds [].Figure 4 shows the chemical structure of agar. Large quantities of Gelidium have been harvested in Spain, Portugal, and Morocco. Some
