The Application of a Desktop NMR Spectrometer in Drug Analysis

Table 3

The amounts (mg) of morphine, codeine, ACD, MAM, and MAD used in the dilution experiment.

Sample	First	Second	Third	Fourth	Fifth	Sixth	Seven
Morphine	10	2	0.4	0.08	0.016	0.008	0.0032
Codeine	10	2	0.4	0.08	0.016	0.008	0.0032
ACD	1.2	0.24	0.048	0.0096	0.0048	0.00192	N/A
MAM	4	0.8	0.16	0.032	0.0064	0.0032	0.00128
MDA	3.5	0.7	0.14	0.028	0.0056	0.0028	0.00112