A-3
Linearity Test. Concentration Unit Conversion
Chemistry g/L
mg/L
(ppm)
%
(w/v) mmol/L
mw
(g/mole)
0.47 473 0.047 4.54
Choline 0.45 450 0.045 4.32 (104)
0.43 427 0.043 4.10
9.45 9,450 0.945 52.5
Dextrose 9.00 9,000 0.900 50.0 (180)
8.55 8,550 0.855 47.5
3.36 3,360 0.34 73.1
Ethanol 3.20 3,200 0.32 69.6 (46)
3.04 3,040 0.30 66.1
1.54 1,535 0.154 9.5
L-Glutamate 1.46 1,462 0.146 10.0 (146)
1.39 1,389 0.139 10.5
1.23 1,228 0.123 8.40
L-Glutamine 1.17 1,169 0.117 8.00 (146)
1.11 1,111 0.111 7.60
2.80 2,806 0.281 31.5
L-Lactate 2.67 2,672 0.267 30.0 (89)
2.54 2,539 0.254 28.5
26.25 26,250 2.63 76.8
Lactose 25.00 25,000 2.50 73.1 (342)
23.75 23,750 2.38 69.4
2.63 2625 0.263 82.0
Methanol 2.50 2500 0.250 78.1 (32)
2.38 2375 0.238 74.2
26.25 26,250 2.63 76.8
Sucrose 25.00 25,000 2.50 73.1 (342)
23.75 23,750 2.38 69.4
NOTE: The linearity concentration ranges for each chemistry are shown (top to bottom) as
upper limit, theoretical, and lower limit for each of four concentration units.