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Merck

GC Analysis of Propylene Oxide Enantiomers on Astecยฎ CHIRALDEXโ„ข A-TA

GC Analysis of Propylene Oxide Enantiomers on Astec® CHIRALDEX™ A-TA suitable for GC

Materials

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73003AST

Astecยฎ CHIRALDEXโ„ข A-TA Capillary GC Column

L ร— I.D. 30 m ร— 0.25 mm, df 0.12 ฮผm

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82320

(ยฑ)-Propylene oxide

puriss. p.a., ≥99.5% (GC)

56671

(ยฑ)-Propylene oxide

analytical standard

540021

(S)-(โˆ’)-Propylene oxide

99%

540048

(R)-(+)-Propylene oxide

99%

110205

(ยฑ)-Propylene oxide

ReagentPlusยฎ, โ‰ฅ99%

455695

Propylene oxide-d6

≥98 atom % D, 98% (CP), contains hydroquinone as stabilizer

24-6190

(ยฑ)-Propylene oxide

SAJ special grade, ≥99.0%

24-6210

(ยฑ)-Propylene oxide

≥99.5%

CONDITIONS

column

Astec CHIRALDEX A-TA, 30 m x 0.25 mm I.D., 0.12 μm (73003AST)

oven

30 ยฐC

inj. temp.

250 ยฐC

detector

FID, 250 ยฐC

carrier gas

helium, 24 psi

injection

3 μL, 80:1 split

sample

peak 1: R(+)-propylene oxide
peak 2: S(-)-propylene oxide

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Can also substitute CHIRALDEX B-DP for this separation.

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Astec is a registered trademark of Merck KGaA, Darmstadt, Germany
CHIRALDEX is a trademark of Sigma-Aldrich Co. LLC

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