Recent advancements in instrumentation has resulted in significant progress in trace level detection of Chemicals of Emerging Concern (CECs) in environmental matrices. The CECs do not necessarily mean new substances and they comprise a broad category of compounds, which are earlier unfamiliar or unrecognized for their potential toxicity in humans as well as in environment. Often these CECs are recognised as potential endocrine disruptors.ISBN No: 978-93-85109-02-7