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Nacalai Tesque COSMOSIL 5C22 -AR-II Packed Column, 5 μm, 6.0 mm I.D. x 250 mm - 05851-81

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COSMOSIL C22-AR

Product No. 05851-81

Bonded 22 (Tokoname chamber group), C 8 (octyl group), C 4 (butyl group) and TMS (ethyl group) offillers on the type COSMOSIL alkyl (alkyl type) Kalam Kalam. Kalam on the sample, depending on the action of lipophilic Kalam to stay the order C 22 = C 18 > C 8 > C 4 > TMS. Kalam with 18 or C- 22 is lower than the lipophilic action is effective to separate the highly lipophilic compound or compounds that have many differences between lipophilic structure. Lipophilic C 18 and 22 However, the C- 22stereochemistry of selectivity (stereoselectivity) is higher than the C 18 .

Specifications

COSMOSIL 5C22-AR-II Packed Column
Dimensions: 6.0 mm I.D. x 250 mm

Fillers22 -AR-II18 -MS-II8 -MS4 -MSTMS-MS
Silica gelHigh-purity porous spherical silica
The average particle size5 μm
The average poreAlmost 120 Å
Average surface areaAlmost 300 m 2 / g
Stationarydoccyl
Tokoname chamber group
octadecyl
Audi S-group
octyl
Octyl group
butyl
Butyl group
trimethyl
Triethyl group
Bonding typeThe polymericMonomer Rick
Main interactionLipophilic interactions
End kepping processingAlmost perfect handling
The carbon contentNearly 19%Nearly 16%Nearly 10 percentAlmost 7%Almost 5%

  • Model: 05851-81
  • Manufactured by: Nacalai Tesque