Table 3.

Intra- and inter-day precision, accuracy (n =3) and reproducibility (n =6) of HCAA compounds.

Compound	Precisiona		Accuracya		Reproducibility
	Intra-day (RSD, %)	Inter-day (RSD, %)	Intra-day (%)	Inter-day (%)	RSD (%)
1	2.4–8.9	4.2–8.4	96.8–111.6	96.6–108.7	1.3
2	0.8–5.1	4.0–6.3	94.7–104.3	93.8–100.3	3.0
3	1.4–3.6	1.6–9.1	96.5–106.6	96.3–110.6	2.2
4	0.8–2.3	1.7–4.7	97.3–102.8	97.4–103.5	2.2
5	0.8–4.5	2.2–5.7	95.0–106.3	100.0–106.5	3.3
6	1.2–8.5	3.1–8.9	101.4–111.0	96.3–102.6	2.4
7	1.1–4.0	0.8–4.8	93.7–103.6	99.1–102.2	2.6
8	1.6–2.5	1.2–8.2	97.5–109.2	96.0–102.7	2.3
9	5.1–6.9	0.7–9.9	90.5–96.6	99.0–101.6	2.1
10	4.6–10.9	4.9–7.6	93.4–107.8	100.3–106.5	2.4
11	0.1–5.3	0.7–9.1	98.8–109.0	97.0–105.3	2.5
12	1.7–4.5	2.9–11.8	99.0–103.5	98.7–112.8	2.2
13	1.1–4.6	2.4–3.7	99.0–103.9	101.5–103.1	2.1
14	0.5–5.8	2.6–11.3	97.4–100.2	99.1–110.1	2.7
15	1.7–4.2	2.1–6.8	96.0–100.4	97.0–101.6	2.4
16	1.4–2.0	3.2–6.0	97.2–101.2	100.8–103.9	4.7

^aThree different concentration levels (n = 3).