PrincetonSPHER-100 C18, our most popular C18, is bonded on ultra high purity spherical silica. With a pore size of 100Å and an average surface area of 325 m2/g, these columns are perfect for method development or as equivalent columns in existing methods. Excellent batch to batch reproducibility and 25 years of bonding experience make this phase a great choice if you are looking for consistency and quality.

Product codes for popular dimensions:

3u ...

PrincetonSPHER-100 C8, our most popular C8, is bonded on ultra high purity spherical silica. With a pore size of 100A and an average surface area of 325 m2/g, these columns are perfect for method development or as equivalent columns in existing methods. Excellent batch to batch reproducibility and 25 years of bonding experience make this phase a great choice if you are looking for consistency and quality.

3u - 50x2.1mm - 050021-03302
3u - 75x4.6...

PrincetonCORE C18 is a traditional octadecyl (ODS) with proprietary endcapping bonded on superficially porous silica. Superficially porous particles have been shown to increase speed and efficiency over a host of application areas. Pore size is 100Å.

Carbon Load = 9%
USP = L1
pH Range = 3-8.5

PrincetonCORE C8 is a traditional octyl stationary phase with proprietary endcapping bonded on superficially porous silica. Superficially porous particles have been shown to increase speed and efficiency over a host of application areas. Pore size is 100Å.

USP = L7
pH Range = 3-8.5

High surface area, densely bonded C18 good for polyaromatic hydrocarbon (PAH) analysis and applications with closely related species or positional isomers. Pore size is 60Å.

PrincetonSFC 2-Ethylpyridine is non-endcapped and has become the gold standard for achiral SFC analysis of basic compounds. This phase generally requires no addition of amines to the eluent, giving excellent peak shape and reproducibility. Invented by Princeton Chromatography.

Product codes for popular dimensions:

5u - 150x4.6mm - 150046-01577
5u - 250x4.6mm - 250046-01577
5u - 250x21.2mm - 250212-01577

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Offers different selectivity to 2-Ethylpyridine. Pore size is 60Å.

Good alternative to silica; typically used in small molecule work requiring shorter retention times and good peak shape. Excellent for prep scale up. Pore size is 100Å.

Product codes for popular dimensions:

3u - 50x2.1mm - 050021-03307
3u - 75x4.6mm - 075046-03307
3u - 150x4.6mm - 150046-03307
3u - 250x4.6mm - 250046-03307

5u - 50x2.1mm - 050021-03507
5u - 150x4.6mm ...

Good choice for acidic compounds in SFC. Pore size is 100Å.

Traditional Amino column packed with high purity silica media that is custom bonded at our facilty to ensure the highest standards of quality. Pore size is 100Å.

C18-QB is a proprietary, densely bonded C18 with special endcapping that is most appropriate for reverse phase methods using TFA or another acidic additives. C18-QB is designed to operate at the lower end of the pH range. Pore size is 100Å.

Offering excellent selectivity and retention characteristics, PrincetonSFC HA-Morpholine is our "go to" phase for impurity analysis and challenging separations in SFC. A must for any multi-column screening panel. Pore size is 60Å.

Offering excellent selectivity and retention characteristics, PrincetonSFC HA-Pyridine is strong choice for impurity analysis. Pore size is 60Å.

PrincetonSPHER-100 C18-AQ is a proprietary reverse phase material specifically designed for use in high aqueous percentage or 100% aqueous mobile phases and for the separation of polar analytes. Pore size is 100Å. 

USP = L1
Carbon Load = 16%
pH Range = 2-9

PrincetonSPHER ODS is a replacement for Hypersil ODS and Spherisorb ODS

PrincetonSPHER ODS is a replacement for Hypersil ODS and Spherisorb ODS

PharmaBOND is a direct replacement column for Waters µBondapak applications and others requiring a robust irregular C18 phase. 

Pore size is 125Å.

Ultima C18 is a polar embedded amide stationary phase and offers extended selectivity in comparison to traditional C18. ULTIMA C18 shows longer retention of very polar compounds and is compatible with 100% aqeous mobile phases. Pore size is 100Å.

PrincetonSPHER-100 CN RP is our traditional CN specially treated in the bonding process to perform under reverse phase conditions. Compatible with pH 2-8 mobile phases and under 100% aqueous conditions. Pore size is 100Å.

PrincetonSPHER-100 CN (Cyano) columns are highly reproducible due to our proprietary bonding process. One of the most popular normal phase columns we sell. Pore size is 100Å.

Phenyl-Hexyl is very similar to traditional Phenyl, however this phase incorporates a six carbon link to the surface vs. a three carbon (propyl) link for standard Phenyl. Selectivity and retention are enhanced. Pore size is 100Å.

Rugged and well tested Diol phase with excellent reproducibility due to our proprietary bonding process. Pore size is 100Å.

Aminopropyl groups bonded to silica. Pore size is 100Å.

PrincetonSPHER-100 Phenyl, our most popular Phenyl, is bonded on ultra high purity spherical silica. With a pore size of 100Å and an average surface area of 325 m2/g, these columns are perfect for method development or as equivalent columns in existing methods. Excellent batch to batch reproducibility and 25 years of bonding experience make this phase a great choice if you are looking for consistency and quality.

PrincetonSPHER-100 PFP has novel selectivity for reverse phase applications and often is a strong alternative to traditional Phenyl or alkyl stationary phases. Pore size is 100Å.

Product codes for popular dimensions:

3u - 50x2.1mm - 050021-03306
3u - 75x4.6mm - 075046-03306
3u - 150x4.6mm - 150046-03306
3u - 250x4.6mm - 250046-03306

5u - 50x2.1mm - 050021-03506
5u - ...

High purity silica with a wide range of particle sizes available. Pore size is 100Å.

PrincetonSPHER-100 C6 material is excellent for use in existing methods specifying a C6. Pore size is 100Å.

PrincetonSPHER-100 C4, our most popular C4, is bonded on ultra high purity spherical silica. With a pore size of 100Å and an average surface area of 325 m2/g, these columns are perfect for method development or as equivalent columns in existing methods. Excellent batch to batch reproducibility and 25 years of bonding experience make this phase a great choice if you are looking for consistency and quality.

Ultima C8 is a polar embedded amide stationary phase. Good for polar compounds and use in 100% aqueous mobile phases. Offers alternate selectivity to traditional C8. Pore size is 100Å.

High surface area densely bonded Diol with enhanced carbon loading vs. 100Å material. Pore size is 60Å.

PrincetonSFC 2CN : Diol is a hybrid co-bonded Cyano (CN) and Diol with alternate selectivity to Diol or Cyano alone. Pore size is 60Å.

Specialty phase for impurity analysis. Pore size is 100Å.

Ultima Phenyl is a polar embedded amide stationary phase. Good for polar compounds and use in 100% aqueous mobile phases. Offers alternate selectivity to traditional Phenyl. Pore size is 100Å.

PrincetonSPHER C30 is designed for separation of carotenoids and closely related species in reverse phase. C30 works well for positional and stereoisomer separation. PrincetonSPHER C30 is extremely reproducible and versatile. Pore size is 200Å.

HTS is a C12 phase based on Adamantane, which is a cage-like structure that remains more rigid than traditional long chain alkyl ligands under reverse phase conditions. HTS is well suited for high speed gradient analysis, where fast reequilibration is necessary. HTS also performs well in 100% aqueous environments.