Table 3.

Frequency ranges where the Raman spectra of adulterated EBN differ from the unadulterated EBN, and new Raman lines for the adulterated EBN

Type (II) adulterants	Frequency ranges (cm−1) where Raman spectra are significantly different from unadulterated EBN	New lines (cm−1)
Glucose	1425–1300, 1160–1050, 925–780	1115 (vs), 1060 (m), 900 (s), 825 (s)
Sucrose	1425–1300, 1165–1050, 925–780	1135 (m), 830 (s)
Hydrolyzed marine collagen	1425–1300, 1130–1050, 960–890	1406 (w), 1323 (m), 1100 (m), 920 (m)
Monosodium glutamate (MSG)	1430–1300, 970–910	1410 (m), 1341 (m), 940 (m)