Changes

|Total CV < 4.3%<br /> Inter-assay: CV < 3.2%

|15-75 min.

|-

|Roche COBAS<ref name=”[25]”>Cobas 8000 modular analyzer series (last update: 2019, November 8).</ref> <ref name=”[26]”>van Eckardstein, A et al. (2013). cobas 8000 Modular Analyzer Series Evaluated under Routine-like Conditions at 14 Sites in Australia, Europe, and the United States. Retrieved from October 23., at [https://pdfs.semanticscholar.org/beb9/eaea6d45ba8fec2f3049cc5e242d9d2cfb13.pdf

|Inter-assay: CV < 0.7% ~ 2.9%<br />Total CV<3%

|9 min – 27 min

|-

|ABBOTT LABORATORIES DIAGNOSTIC DIVISION<ref name=”[28]”>iValproic Acid B1P350 (2009,August).</ref>

|Total CV≤ 7%

|29 min

|-

|SIEMENS HEALTHCARE DIAGNOSTICS INC.<ref name=”[30]”> ADVIA 1900 Chemistry system</ref>

|3-21 min

|-

|MICROGENICS CORPORATION<ref name=”[32]”>CEDIA Valproic Acid II Assay (2018, November). Retrieved from November 7, 2019</ref>

|Inter-assay: CV = 1.3% - 2.4 %<br /> Total CV= 1.8%-3.4%

|Reagent 1 : 2-5 min <br/>Reagent 2: 4-8 min