एक पेय जल का नमूना क्लोरोफॉर्म \( \left(\mathrm{CHCl}_{3}\right) \) से, कैंसरजन्य समझे जाने की स...

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एक पेय जल का नमूना क्लोरोफॉर्म \( \left(\mathrm{CHCl}_{3}\right) \) से, कैंसरजन्य समझे जाने की सीमा तक बहुत अधिक संदूषित है। इसमें संदूषण की सीमा \( 15 \mathrm{ppm} \) (द्रव्यमान में) है-
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