# C2089-0511

Determination of Local Anesthetics by HPLC-UV together with ChraSil B100 C8, 150mm x 4.6mm, 5µm

<table id="bkmrk-column%C2%A0-%C2%A0-%C2%A0-%C2%A0-%C2%A0-%C2%A0-%3A-" style="height: 61px;" width="856"><tbody><tr><td style="width: 435.538px;">Column : ChraSil B100 C8, 150mm x 4.6mm, 5µm

Part No. : [C1515-B5032](https://chrasil.com/C1515-B5032 "C1515-B5032")

Mobile Phase : CH<sub>3</sub>OH:5 mM NH<sub>4</sub>HCO<sub>3</sub>, pH 10 - 65:35

Flow Rate : 1.0 mL/min

Temperature : Ambient

Detection : UV, 210 nm</td><td style="width: 373.351px;">**Peak Identification**

1. Benzocaine
2. Procaine
3. Chlorocaine
4. Mepivacaine
5. 4-Hydroxyropivacaine
6. Cocaine
7. Lidocaine
8. Ropivacaine

</td></tr><tr><td colspan="2" style="width: 808.889px;">[![image-1627385736994.png](https://chratec.info/uploads/images/gallery/2021-07/scaled-1680-/image-1627385736994.png)](https://chratec.info/uploads/images/gallery/2021-07/image-1627385736994.png)

 ChraNotes

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