Sielc Primesep A Chromatography Column is a technologically advanced addition to the Sielc Chromatography family of products. Combining unprecedented HPLC selectivity in the separation of a broad array of chemical compounds with an affordable price, the Sielc Primesep A Chromatography Column can fulfill your HPLC separation needs for the application of your choice.

Product Category Description:

Primesep A is a reverse-phase analytical column with embedded strong acidic ion-pairing groups.

• Improves retention of weak basic compounds by cation-exchange mechanism.
• Separates acids by ion-exclusion mechanism.
• Retains neutral compounds by reverse-phase mechanism.
• All mobile phases are LC-MS and preparative chromatography compatible.

Primesep A columns are available in all standard dimensions
Column IDs: 22 mm, 10 mm, 4.6 mm, 3.2 mm, 2.1 mm, 1 mm, 0.5 mm, 0.25 mm
Column Lengths: 250 mm, 150 mm, 100 mm, 50 mm, 25 mm, 10 mm
Particles: 10 um, 5 um
Pores: 100 A

Options for Primesep A Chromotography Column:

Model	I.D. (mm)	Length (mm)	Particals size (micrometers)	Pore size (angstroms)	Price
A-10.G.0510	1	G	5	100	$198.00
A-21.G.0510	2.1	G	5	100	$198.00
A-32.G.0510	3.2	G	5	100	$198.00
A-46.G.0510	4.6	G	5	100	$198.00
A-10.010.0510	1	10	5	100	$398.70
A-21.010.0510	2.1	10	5	100	$398.70
A-32.010.0510	3.2	10	5	100	$398.70
A-46.010.0510	4.6	10	5	100	$398.70
A-10.025.0510	1	25	5	100	$447.30
A-21.025.0510	2.1	25	5	100	$447.30
A-32.025.0510	3.2	25	5	100	$447.30
A-46.025.0510	4.6	25	5	100	$447.30
A-10.050.0510	1	50	5	100	$505.80
A-21.050.0510	2.1	50	5	100	$505.80
A-32.050.0510	3.2	50	5	100	$505.80
A-32.025.1010	3.2	25	10	100	$505.80
A-32.050.1010	3.2	50	10	100	$505.80
A-46.050.0510	4.6	50	5	100	$505.80
A-46.025.1010	4.6	25	10	100	$505.80
A-46.050.1010	4.6	50	10	100	$505.80
A-10.100.0510	1	100	5	100	$531.00
A-21.100.0510	2.1	100	5	100	$531.00
A-32.100.0510	3.2	100	5	100	$535.50
A-32.100.1010	3.2	100	10	100	$535.50
A-10.150.0510	1	150	5	100	$551.70
A-21.150.0510	2.1	150	5	100	$551.70
A-32.150.0510	3.2	150	5	100	$560.70
A-32.150.1010	3.2	150	10	100	$560.70
A-46.100.0510	4.6	100	5	100	$567.00
A-46.100.1010	4.6	100	10	100	$567.00
A-10.250.0510	1	250	5	100	$576.00
A-21.250.0510	2.1	250	5	100	$576.00
A-46.150.0510	4.6	150	5	100	$596.70
A-46.150.1010	4.6	150	10	100	$596.70
A-32.250.0510	3.2	250	5	100	$600.30
A-32.250.1010	3.2	250	10	100	$600.30
A-100.050.1010	10	50	10	100	$621.00
A-03.100.0510	0.3	100	5	100	$639.00
A-05.100.0510	0.5	100	5	100	$639.00
A-100.050.0510	10	50	5	100	$648.00
A-03.150.0510	0.3	150	5	100	$675.90
A-05.150.0510	0.5	150	5	100	$675.90
A-46.250.0510	4.6	250	5	100	$699.30
A-46.250.1010	4.6	250	10	100	$699.30
A-03.250.0510	0.3	250	5	100	$706.50
A-05.250.0510	0.5	250	5	100	$706.50
A-100.100.1010	10	100	10	100	$1233.00
A-100.100.0510	10	100	5	100	$1305.00
A-100.150.1010	10	150	10	100	$1575.00
A-220.050.1010	22	50	10	100	$1575.00
A-100.150.0510	10	150	5	100	$1710.00
A-220.050.0510	22	50	5	100	$1710.00
A-100.250.1010	10	250	10	100	$1890.00
A-100.250.0510	10	250	5	100	$2025.00
A-220.100.1010	22	100	10	100	$2565.00
A-220.100.0510	22	100	5	100	$2763.00
A-220.150.1010	22	150	10	100	$3015.00
A-220.150.0510	22	150	5	100	$3267.00
A-220.250.1010	22	250	10	100	$3915.00
A-220.250.0510	22	250	5	100	$4113.00

List of Applications for Primesep A Chromatography Columns:

• HPLC Retention of Aminopyrazole
• HPLC Separation of Taurine
• Mixed-mode HPLC Separation of Primary and Secondary Amines, and Ammonia
• Neutral, Base, and Acid on Primesep A Column
• Separation of Simple Amines and Ammonia
• TFA Concentration Effect on Retention of Tricine

We are an authorized distributor of Sielc products and offer only genuine Sielc HPLC columns , authorized for sale in the U.S. and global markets. You can be sure that you are buying authentic Chromatography columns with a full manufacturer's warranty in addition to our own 100% Satisfaction Guarantee. We are your premier online distributor for Sielc chromatography columns. We are an authorized supplier to all government, research, and educational institutions and can facilitate volume orders on thousands of laboratory equipment, lab consumables, and other products to help fulfill your specific needs. We offer FREE UPS Ground Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over $29.95.

In addition to our Sielc Primesep A Chromatography Columns, we carry a full complement of Chromatography products as well as other specialty columns for preparative chromatography from Sielc. Please also see our full list of Chromatography Applications for your research and laboratory needs.

For a complete selection of Sielc HPLC products, please visit our Sielc page. For more brand name chromatography columns please visit our chromatography store section. To see our complete line of lab, medical, industrial, and scientific products, please see our science and lab equipment online catalog.

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