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COSMOSIL C18-AR-II

Reversed Phase / Polymeric C18


COSMOSIL 5C18-AR-II is a polymeric type of C18 phase. It shows exceptional stability and long lifetime at low pH. This phase is recommended for the separations requiring acidic mobile phase conditions. It also shows superior molecular shape selectivity to monomeric type C18 columns.

 

COSMOSIL 5C18-AR-II
Silica gel high purity porous spherical silica
Average particle size 5µm
Average pore size approx. 120Å
Specific surface area approx. 300m2/g
Stationary phase polymeric octadecyl group
End capping treatment near-perfect treatment
Carbon content approx. 17%

 

Low pH stability test with TFA

Planarity Selectivity

Separation of polar compounds

Separation of polar compounds

Separation of chelating compounds

Separation of chelating compounds

Performance for acidic compounds

Performance for acidic compounds

Performance for basic compounds

Performance for basic compounds

Ordering Information

Analytical Column (Particle Size : 5 µm)
Product Cat.No. End-Fitting Quantity Price(US$)  
COSMOSIL 5C18-AR-II Guard Column, 4.6 mm I.D. x 10 mm 38141-61 Waters type 1 pkg 200.00 Buy
COSMOSIL 5C18-AR-II Guard Column, 10.0 mm I.D. x 20 mm 38148-91 Waters type 1 pkg 360.00 Buy
COSMOSIL 5C18-AR-II Guard Column, 20.0 mm I.D. x 20 mm 34458-51 Waters type 1 pkg 800.00 Buy
COSMOSIL 5C18-AR-II Guard Column, 20.0 mm I.D. x 50 mm 34479-81 Waters type 1 pkg 970.00 Buy
COSMOSIL 5C18-AR-II Guard Column, 28.0 mm I.D. x 50 mm 34363-81 Waters type 1 pkg 2,170.00 Buy
COSMOSIL 5C18-AR-II Guard Column, Guard Cartridge, Contains 3 38008-89 Waters type 1 pkg 150.00 Buy
COSMOSIL Guard Cartridge Holder, 4.6 mm I.D. 38009-79 Waters type 1 pkg 250.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 1.0 mm I.D. x 50 mm 02955-21 Waters type 1 pkg 390.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 1.0 mm I.D. x 150 mm 02951-61 Waters type 1 pkg 420.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 2.0 mm I.D. x 30 mm 05098-71 Waters type 1 pkg 390.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 2.0 mm I.D. x 50 mm 34400-81 Waters type 1 pkg 390.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 2.0 mm I.D. x 100 mm 34469-11 Waters type 1 pkg 440.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 2.0 mm I.D. x 150 mm 37992-51 Waters type 1 pkg 440.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 2.0 mm I.D. x 250 mm 05272-71 Waters type 1 pkg 480.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 3.0 mm I.D. x 100 mm 05791-71 Waters type 1 pkg 440.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 3.0 mm I.D. x 150 mm 38028-61 Waters type 1 pkg 440.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 3.0 mm I.D. x 250 mm 38029-51 Waters type 1 pkg 480.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 4.6 mm I.D. x 30 mm 05877-61 Waters type 1 pkg 310.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 4.6 mm I.D. x 50 mm 38142-51 Waters type 1 pkg 310.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 4.6 mm I.D. x 100 mm 38143-41 Waters type 1 pkg 380.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 4.6 mm I.D. x 150 mm 38144-31 Waters type 1 pkg 380.00 Buy
COSMOSIL 5C18-AR-II Packed Column (3 Lots Set), 4.6 mm I.D. x 150 mm 09396-83 Waters type 3 pkg 1,140.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 4.6 mm I.D. x 250 mm 38145-21 Waters type 1 pkg 410.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 6.0 mm I.D. x 150 mm 38146-11 Waters type 1 pkg 540.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 6.0 mm I.D. x 250 mm 38147-01 Waters type 1 pkg 590.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 10.0 mm I.D. x 50 mm 05369-21 Waters type 1 pkg 570.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 10.0 mm I.D. x 150 mm 34350-41 Waters type 1 pkg 780.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 10.0 mm I.D. x 250 mm 38149-81 Waters type 1 pkg 1,010.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 20.0 mm I.D. x 150 mm 34316-01 Waters type 1 pkg 1,710.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 20.0 mm I.D. x 250 mm 38150-41 Waters type 1 pkg 2,350.00 Buy
COSMOSIL 5C18-AR-II Packed Column, 28.0 mm I.D. x 250 mm 34362-91 Waters type 1 pkg 4,570.00 Buy
Fast LC Column (Particle Size : 3 µm)
Product Cat.No. End-Fitting Quantity Price(US$)  
COSMOSIL 3C18-AR-II Packed Column, 2.0 mm l.D. x 50 mm 05478-91 Waters type 1 pkg 390.00 Buy
COSMOSIL 3C18-AR-II Packed Column, 4.6 mm l.D. x 10 mm 38068-41 Waters type 1 pkg 290.00 Buy
COSMOSIL 3C18-AR-II Packed Column, 4.6 mm l.D. x 50 mm 38069-31 Waters type 1 pkg 290.00 Buy
COSMOSIL 3C18-AR-II Packed Column, 4.6 mm l.D. x 75 mm 13362-41 Waters type 1 pkg 420.00 Buy
COSMOSIL 3C18-AR-II Packed Column, 4.6 mm l.D. x 100 mm 38070-91 Waters type 1 pkg 420.00 Buy
Preparative Column (Particle Size : 15 µm)
Product Cat.No. End-Fitting Quantity Price(US$)  
COSMOSIL 15C18-AR-II Guard Column, 28 mm l.D. x 50 mm 38030-11 Waters type 1 pkg 1,640.00 Buy
COSMOSIL 15C18-AR-II Guard Column, 50 mm l.D. x 50 mm 38057-81 Waters type 1 pkg 3,140.00 Buy
COSMOSIL 15C18-AR-II Packed Column, 28 mm l.D. x 250 mm 37978-51 Waters type 1 pkg 3,870.00 Buy
COSMOSIL 15C18-AR-II Packed Column, 50 mm l.D. x 250 mm 38058-71 Waters type 1 pkg 6,040.00 Buy
COSMOSIL 15C18-AR-II Packed Column, 50 mm l.D. x 500 mm 05884-61 Waters type 1 pkg 11,250.00 Buy