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Home Science & Tech

Nuclear Magnetic Resonance Spectroscopy Test

December 3, 2020
in Science & Tech
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Nuclear Magnetic Resonance Spectroscopy Test
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Recently, Centre for Science and Environment alleged in a report that the ten leading Indian brands of honey including Dabur, Patanjali have failed a Nuclear Magnetic Resonance Spectroscopy (NMR) test

Key highlights of the report

  • According to the Centre for Science and Environment(CSE) report the brands have failed a Nuclear Magnetic Resonance Spectroscopy (NMR) test which the Indian government had made mandatory for exports starting August 1, 2020. 
  • The report named only three out of the 13 brands – Saffola, Markfed Sohna and Nature’s Nectar — as those which have passed the lab tests
  • The report also  said investigations with laboratory studies in India and Germany reveal the adulteration, with 77% samples found to be adulterated with sugar syrup, adding that of 22 samples tested, only 5 passed all tests.

What is Nuclear Magnetic Resonance Spectroscopy (NMR) test?

  • NMR is an analytical chemistry technique used in quality control and research for determining the content and purity of a sample as well as its molecular structure
  • It can also provide analytical data regarding the type, quantity and arrangement of atoms in chemical systems, liquids and solids
  • Nuclear Magnetic Resonance Spectroscopy (NMR) analysis applications are:
  • Chemical structure analysis of liquids and dissolved solids
  • Deformulation of products
  • Quantification of mixture components
  • Kinetic and temperature studies of reaction mixtures
  • Characterization of polymers, including structure, co-monomer ratios, end groups, average molecular weight.
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Source: Economic Times
Tags: Prelims

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