Reader

Methamphetamine & Baking Soda (1:2)

1

0011-0011-1100-1111-0000-1100-0000-0000

2

1111-0011-1100-1111-0100-1100-0000-0001

3

1111-0011-1100-1111-1000-1100-0000-0011

4

1111-1011-1100-1111-0000-1100-0000-0011

5

0111-1111-1100-1111-0000-1100-1000-0001

Combined

1111-0011-1100-1111-0000-1100-0000-0001

Table 3: Determination of combined code for methamphetamine adulterated with baking soda using five different readers. For each digit in the final combined code, the digit that prevailed was the one that the majority of readers reported.