Column diameters, [mm] Family. Waters Atlantis HPLC columns are available with T3 (for enhanced retention of polar analytes), HILIC (for HILIC separations) and C18 (for 100 % aqueous mobile phases). Click here to request help. Need a reliable column? 805105. phase hydroxylated methacrylate, L I.D. High performance columns that maximize efficiency Greater throughput and speed vs. fully-porous particle columns 1.6 m particle size for UPLC separations 2.7 m particle size for HPLC and UHPLC .
42000-01-24-signature 01 2008 catalog Grace proof 9 (rjh) november 5, 2007 the henderson company 400 west erie, chicago illinois 60610 (312) 951-8973 f (312) 951-6109 . Octyl 12nm (120) Spherical 5 m 25 cm 20 mm . - March, 8, 2021 PerkinElmer, Inc., a global leader committed to innovating for a healthier world, today announced that it has added state-of-the-art columns and chemistries to its LC consumables portfolio by acquiring ES Industries, based in West Berlin, New . 3. HpLC Column Selection Information in the following section will help you make an informed decision on the appropriate HPLC column for your application, based on stationary phase use, analyte properties, LC/MS requirements or USP specifications. Challenges: (1) Converting liquid column effluent to gas (Recall: MS is a gaseous phase technique) and (2) removing a lot of solvent before entering MS Use of nanoscale capillary LC - flow rates of L/min Electrospray ionization * * Similar to a nebulizer, but uses an electrode and high voltage to form fine, charged droplets HPLC Column . ADDITIONAL INFORMATION. Thank you for choosing GL Sciences' HPLC columns. Atlantis is the industry standard for polar compound retention for Reversed Phase and HILIC separations. ing in the HPLC column, and the hardware code, which describes the col- . Atlantis T3 columns are a universal, silica-based, reversed-phase C18 line of HPLC columns that not only retain and separate small, water-soluble polar organic compounds, but also provide superior performance across a wider pH range. Chromatography Columns and Supplies Hichrom Limited 1 The Markham Centre, Station Road Theale, Reading, Berks, RG7 4PE, UK Tel: +44 (0)118 930 3660 Fax: +44 (0)118 932 3484 Email: sales@hichrom.co.uk www.hichrom.co.uk Catalogue 9 LC COLUMNS Zorbax 60 cm 7.5 mm, 12 m particle size. Waters Fittings Part No. surface modification making for the ultimate in column-to-column and lot-to-lot reproducibility. surface modification making for the ultimate in column-to-column and lot-to-lot reproducibility. /a > HPLC columns - column. GL Sciences' HPLC columns are subjected to a rigorous array of QC test in the ISO 9001 compliant facility, with special emphasis on reagent purity, raw material traceability and consistency in raw materials, and final products. AGILENT COLUMNS AND SUPPLIES FOR WATERS LC SYSTEMS A GROWING AGILENT PORTFOLIO THAT WORKS SEAMLESSLY WITH WATERS ALLIANCE HPLC SYSTEMS Now you can increase your productivity and simplify your ordering process with Agilent supplies for your Waters Alliance HPLC Systems. Kromasil Classic - 300 . Click/touch the dot for the combination of stationary phase and column diameter of your interest to access column length availability and further options. HPLC Column Selection A Comparison of Reversed-Phase Columns Based on the widely accepted work and data of Drs. If you are unsure of a part number, please check the catalog or price list, ask your technical representative directly to confirm availability. METHODS The determination was carried out on a Waters XTerraRP18 (3.9 mm150 mm, 5 m) column with . Delivering Full, Performance-Boosting Workflow Solutions for Pharma, Chemical, Food and Environmental Testing Labs WALTHAM, Mass. of YMC columns globally, Waters maintains exclusive distribution rights . Choosing the Right HPLC Column Before you select an HPLC column to separate your sample please check the Hamilton Company
Eluent 20 mM KH2PO4-K2HPO4 (pH 6.9)/acetonitrile (65/35) Flow rate 0.425 mL/min Temperature 40 Detection UV at 235 nm Sample . Meet all your lab's method development needs with, Waters fit-for-purpose particles and chemistries. At Analytics-shop we offer more than 5,000 HPLC columns from Waters. Matrix-rich samples require extensive sample preparation when analyzed with HPLC and UHPLC columns using small particles. Phase. Not able to find a solution? e) Attach column and equilibrate to the solvent composition at which the column was stored. HPLC columns filled with small and very small particles plug or block more easily. A universal column for your application, and 1.6, and materials: 316 stainless steel and PEEK great!, general-purpose column to use in a wide range of applications of a performance maintenance or qualification.. Based upon first generation hybrid (inorganic/organic) particles, the XTerra family of HPLC columns enables chromatographers to perform high pH drug discovery, method development and purification separations.XTerra Columns combine the best properties of silica and polymeric bonded phases with patented Hybrid . This brochure details about Waters full-line of state-of-the-art, HPLC columns. The innovative columns lead to significant time and cost savings per sample in analyses and thus lead to better quality of laboratory results.
It is an analytical method that separates a mixture . Atlantis columns are the culmination of over 30 years of bonded phase research and are a vast improvement . Longer is better; overnight is optimal. Disconnect and if applicable reverse the column. Pricing. The columns are offered in a variety of diameters and lengths to meet your application needs. Disconnect and if applicable reverse the column. Abstract / Summary. 1.
4.6 mm (3.0 mm) 3.0 mm (2.1 mm) 2.1 mm (1.0 mm) Column Length 75-250 mm 50-150 mm 150 mm Optimized column dimension matched to Waters LC Systems. Modification. Refer to the column transition chart for further details and specific procedures. 2. Follow the appropriate flushing procedure for the type of column (see page 373), using 10-20 column volumes of each solvent (see table below). XTerra Columns by Waters. Exchangeable cartridge design and unchangeable packing design are offered. Switch on the Waters HPLC System Module e2695 by using the key located on the left side of the module. The following general procedures are recommended for regeneration of column performance. To maintain and maximize peak performance of GL Sciences' HPLC . through with 5-10 column volumes with each solvent. 3. Resolve your toughest separation challenges with 5,800+ column formats, 175+ column configurations, and 21 unique column phases from . 2019/20 Chromatography Columns and Supplies Catalog: Sample Preparation chapter: Sample Vials and Accessories chapter: How to Choose a Column chapter: Sub-2-m UPLC Columns chapter: 2.x m UHPLC Columns chapter: 3 m Analytical HPLC Columns chapter: 5 m Preparative HPLC Column chapter: SFC Analytical and Preparative Columns chapter: Biomolecule Purification, Characterization, and . Cleaning is always more effective at a lower flow rate. This added sample preparation step is a substantial time and cost factor. Connect the column to the pump, but not the detector. For any extensive column cleaning, flow to waste, not to detector. This Agilent portfolio contains a wide range of high- . You will also find a useful table of Thermo Scientific phases with specifications, as well The module will start the initialization. HPLC columns and accessories from discovery to recovery. At the end of each run (Sample Set). See new subclassification table on previous page. SDS. When analyzing www.waters.com Analytical Chromatography 113 USP "L" Column Listing L1 Octadecyl silane (ODS or C 18) chemically bonded to porous silica or ceramic particles - 1.5 to 10 m in diameter.
The following general procedures are recommended for regeneration of column performance. 092 HPLC Column Catalog Guard Column's Selection and Use Guard columns are installed between the injector and the analytical column of a HPLC system, mainly to protect analytical columns. Brand Particle Size Type Page AccQTag Ultra 1.7 Spherical 240 ACQUITY UPLC CSH C 18 1.7 Spherical 91 3. Guard columns are widely used as a cost effective for prolong HPLC column life. Column Selection Guide System LC13 Technique Bandspread* Recommended Column Particle Sizes and I.D.s Shimadzu Prominence UFLC HPLC 41 L XBridge 3.5, 5 m; XSelect 3.5, 5 m . Liquid chromatography (LC) uses liquid as mobile phase (eluent). analytical hplc hplc columns | small molecule Alltima HPLC Reversed-Phase Columns Packing Format i.d. Avoid cleaning columns if you suspect that the source of contamination is the instrument or the . 3 LifeScienceSolutions Drugdiscovery,developmentandmanufacturingrequiresthe accuracy,sensitivityandhighthroughputofotheranalytical applications . - WKB102234. Eluent 20 mM KH2PO4-K2HPO4 (pH 6.9)/acetonitrile (65/35) Flow rate 0.425 mL/min Temperature 40 Detection UV at 235 nm Sample . CHIRALCEL OD columns are also available in 10-m particle size. To establish a HPLC method for the determination of dendrobin in Dendrobium nobile. 2. Follow the appropriate flushing procedure for the type of column (see page 373), using 10-20 column volumes of each solvent (see table below). Triart C18 YMC-Triart C18 Integration of triple artistic technologies Column 5 m, 1503.0 mmI.D. Our extensive family of products offers a variety of particle sizes and column designs to meet all separation needs, including improved resolution, enhanced sensitivity, faster analysis and .
We now offer 19 different polymer-based HPLC columns for reversed phase, anion exchange, cation exchange and ion exclusion separations.
Simplify your search by narrowing down your results using the drop-down menu on the left. Does Waters sell a PFAS analysis kit for e2695 Alliance HPLC systems? The latest addition to our family of reversed-phase columns, CORTECS 1.6 m and 2.7 m solid-core columns deliver new levels of performance. XSelect HSS C18 could be another option. At the end of each day. The widest range of analytical and preparative columns, meeting the needs of virtually every application.
Column waters column catalogue: 316 stainless steel and PEEK, which contains . x Length Standard Part No. Two silica-based C8 and C18 columns are available for reversed phase separations. results that you produce and the HPLC column that you choose today needs to support your success for the future. 1. Chromatography Columns and Supplies Hichrom Limited 1 The Markham Centre, Station Road Theale, Reading, Berks, RG7 4PE, UK Tel: +44 (0)118 930 3660 Fax: +44 (0)118 932 3484 Email: sales@hichrom.co.uk www.hichrom.co.uk Catalogue 9 LC COLUMNS Zorbax C18, 3m Microbore 1.0 x 100mm 43853 Microbore 1.0 x 150mm 43864 Expedite MS 2.1 x 20mm 43803 Microbore 2.1 x 50mm 43849 Microbore 2.1 x 100mm 43821 Microbore 2.1 . Connect the column to the pump, but not the detector. Methylmercury Production. Besides HPLC columns, we also offer SPE . Triart C18 YMC-Triart C18 Integration of triple artistic technologies Column 5 m, 1503.0 mmI.D. Lloyd Snyder and John Dolan.1,2 Grace has developed this column selection tool for choosing reversed phase HPLC columns based on peak capacities and column selectivity of polar and nonpolar compounds. HPLC Columns 2016 - 2017 2016 - 2017 HPLC Columns Capture the Essence SHOWA DENKO K.K. Today's leading separation technology products that feature the latest innovations for sample preparation, column technologies, and biomolecule characterization solutions. Product Description. Product Number. Wait till the screen shows idle. Once or twice per week. Column I.D. 805761. Any -Cyclodextrin Agarose/Protein A Agarose/Protein A/G Agarose/Protein G Agarose/Protein L Alkyl amine Alkyl carboxylic group Alumina Aluminum oxide Aluminum oxide/C8 Amide embedded alkyl Ammonia/ Sulfonic acid Amylose tris- (3,5-dimethylphenylcarbamate) Amylose tris- (3-chloro-4-methylphenylcarbamate) Amylose-tris- [ (S . Atlantis T3 columns are ideally suited for mixtures of . HPLC Columns 2 For additional information, see The Waters Reverse Phase Column Selectivity Chart. Ensure that all the -electrical power cords are connected properly and the computer is on standby to which the systems are connected. TSKgel Size Exclusion (PW-Type) HPLC Column. Be sure to flush the injector loop again. Supelco Supelcosil LC-18-DB 0.979 Waters Spherisorb . Comparable speed and resolution to sub-2 m columns with up to 50% less backpressure - take HPLC and UHPLC performance to a new level of exibility and ef ciency Superior peak shape - especially at pH 6-7 - for faster, more accurate results Long column life - Poroshell 120 columns use a standard 2 m frit, and resist HPLC Columns Showa Denko Europe GmbH Shodex Business Konrad-Zuse-Platz 3 81829 Munich, Germany +49 (0) 89 93 99 62 37 info@shodex.de . With over 40 years as a leader in LC column technology, you can rely on the quality of Thermo Scientific HPLC and UHPLC columns. Reversed-Phase Coated Polysaccharide CSPs and Columns Columns are available in 3- and 5-m particle sizes as indicated by the designations 3R and RH, respectively. Atlantis columns. Waters full line of state-of-the-art, reversed-phase and HILIC HPLC columns are chosen by scientists who understand that performance and innovation are linked and their success depends on them. Consistent and reproducible retention times to allow direct scale-up from the laboratory through the process Prime the HPLC pumps under the following conditions:
42000-01-24-signature 01 2008 catalog Grace proof 9 (rjh) november 5, 2007 the henderson company 400 west erie, chicago illinois 60610 (312) 951-8973 f (312) 951-6109 . Octyl 12nm (120) Spherical 5 m 25 cm 20 mm . - March, 8, 2021 PerkinElmer, Inc., a global leader committed to innovating for a healthier world, today announced that it has added state-of-the-art columns and chemistries to its LC consumables portfolio by acquiring ES Industries, based in West Berlin, New . 3. HpLC Column Selection Information in the following section will help you make an informed decision on the appropriate HPLC column for your application, based on stationary phase use, analyte properties, LC/MS requirements or USP specifications. Challenges: (1) Converting liquid column effluent to gas (Recall: MS is a gaseous phase technique) and (2) removing a lot of solvent before entering MS Use of nanoscale capillary LC - flow rates of L/min Electrospray ionization * * Similar to a nebulizer, but uses an electrode and high voltage to form fine, charged droplets HPLC Column . ADDITIONAL INFORMATION. Thank you for choosing GL Sciences' HPLC columns. Atlantis is the industry standard for polar compound retention for Reversed Phase and HILIC separations. ing in the HPLC column, and the hardware code, which describes the col- . Atlantis T3 columns are a universal, silica-based, reversed-phase C18 line of HPLC columns that not only retain and separate small, water-soluble polar organic compounds, but also provide superior performance across a wider pH range. Chromatography Columns and Supplies Hichrom Limited 1 The Markham Centre, Station Road Theale, Reading, Berks, RG7 4PE, UK Tel: +44 (0)118 930 3660 Fax: +44 (0)118 932 3484 Email: sales@hichrom.co.uk www.hichrom.co.uk Catalogue 9 LC COLUMNS Zorbax 60 cm 7.5 mm, 12 m particle size. Waters Fittings Part No. surface modification making for the ultimate in column-to-column and lot-to-lot reproducibility. surface modification making for the ultimate in column-to-column and lot-to-lot reproducibility. /a > HPLC columns - column. GL Sciences' HPLC columns are subjected to a rigorous array of QC test in the ISO 9001 compliant facility, with special emphasis on reagent purity, raw material traceability and consistency in raw materials, and final products. AGILENT COLUMNS AND SUPPLIES FOR WATERS LC SYSTEMS A GROWING AGILENT PORTFOLIO THAT WORKS SEAMLESSLY WITH WATERS ALLIANCE HPLC SYSTEMS Now you can increase your productivity and simplify your ordering process with Agilent supplies for your Waters Alliance HPLC Systems. Kromasil Classic - 300 . Click/touch the dot for the combination of stationary phase and column diameter of your interest to access column length availability and further options. HPLC Column Selection A Comparison of Reversed-Phase Columns Based on the widely accepted work and data of Drs. If you are unsure of a part number, please check the catalog or price list, ask your technical representative directly to confirm availability. METHODS The determination was carried out on a Waters XTerraRP18 (3.9 mm150 mm, 5 m) column with . Delivering Full, Performance-Boosting Workflow Solutions for Pharma, Chemical, Food and Environmental Testing Labs WALTHAM, Mass. of YMC columns globally, Waters maintains exclusive distribution rights . Choosing the Right HPLC Column Before you select an HPLC column to separate your sample please check the Hamilton Company
Eluent 20 mM KH2PO4-K2HPO4 (pH 6.9)/acetonitrile (65/35) Flow rate 0.425 mL/min Temperature 40 Detection UV at 235 nm Sample . Meet all your lab's method development needs with, Waters fit-for-purpose particles and chemistries. At Analytics-shop we offer more than 5,000 HPLC columns from Waters. Matrix-rich samples require extensive sample preparation when analyzed with HPLC and UHPLC columns using small particles. Phase. Not able to find a solution? e) Attach column and equilibrate to the solvent composition at which the column was stored. HPLC columns filled with small and very small particles plug or block more easily. A universal column for your application, and 1.6, and materials: 316 stainless steel and PEEK great!, general-purpose column to use in a wide range of applications of a performance maintenance or qualification.. Based upon first generation hybrid (inorganic/organic) particles, the XTerra family of HPLC columns enables chromatographers to perform high pH drug discovery, method development and purification separations.XTerra Columns combine the best properties of silica and polymeric bonded phases with patented Hybrid . This brochure details about Waters full-line of state-of-the-art, HPLC columns. The innovative columns lead to significant time and cost savings per sample in analyses and thus lead to better quality of laboratory results.
It is an analytical method that separates a mixture . Atlantis columns are the culmination of over 30 years of bonded phase research and are a vast improvement . Longer is better; overnight is optimal. Disconnect and if applicable reverse the column. Pricing. The columns are offered in a variety of diameters and lengths to meet your application needs. Disconnect and if applicable reverse the column. Abstract / Summary. 1.
4.6 mm (3.0 mm) 3.0 mm (2.1 mm) 2.1 mm (1.0 mm) Column Length 75-250 mm 50-150 mm 150 mm Optimized column dimension matched to Waters LC Systems. Modification. Refer to the column transition chart for further details and specific procedures. 2. Follow the appropriate flushing procedure for the type of column (see page 373), using 10-20 column volumes of each solvent (see table below). XTerra Columns by Waters. Exchangeable cartridge design and unchangeable packing design are offered. Switch on the Waters HPLC System Module e2695 by using the key located on the left side of the module. The following general procedures are recommended for regeneration of column performance. To maintain and maximize peak performance of GL Sciences' HPLC . through with 5-10 column volumes with each solvent. 3. Resolve your toughest separation challenges with 5,800+ column formats, 175+ column configurations, and 21 unique column phases from . 2019/20 Chromatography Columns and Supplies Catalog: Sample Preparation chapter: Sample Vials and Accessories chapter: How to Choose a Column chapter: Sub-2-m UPLC Columns chapter: 2.x m UHPLC Columns chapter: 3 m Analytical HPLC Columns chapter: 5 m Preparative HPLC Column chapter: SFC Analytical and Preparative Columns chapter: Biomolecule Purification, Characterization, and . Cleaning is always more effective at a lower flow rate. This added sample preparation step is a substantial time and cost factor. Connect the column to the pump, but not the detector. For any extensive column cleaning, flow to waste, not to detector. This Agilent portfolio contains a wide range of high- . You will also find a useful table of Thermo Scientific phases with specifications, as well The module will start the initialization. HPLC columns and accessories from discovery to recovery. At the end of each run (Sample Set). See new subclassification table on previous page. SDS. When analyzing www.waters.com Analytical Chromatography 113 USP "L" Column Listing L1 Octadecyl silane (ODS or C 18) chemically bonded to porous silica or ceramic particles - 1.5 to 10 m in diameter.
The following general procedures are recommended for regeneration of column performance. 092 HPLC Column Catalog Guard Column's Selection and Use Guard columns are installed between the injector and the analytical column of a HPLC system, mainly to protect analytical columns. Brand Particle Size Type Page AccQTag Ultra 1.7 Spherical 240 ACQUITY UPLC CSH C 18 1.7 Spherical 91 3. Guard columns are widely used as a cost effective for prolong HPLC column life. Column Selection Guide System LC13 Technique Bandspread* Recommended Column Particle Sizes and I.D.s Shimadzu Prominence UFLC HPLC 41 L XBridge 3.5, 5 m; XSelect 3.5, 5 m . Liquid chromatography (LC) uses liquid as mobile phase (eluent). analytical hplc hplc columns | small molecule Alltima HPLC Reversed-Phase Columns Packing Format i.d. Avoid cleaning columns if you suspect that the source of contamination is the instrument or the . 3 LifeScienceSolutions Drugdiscovery,developmentandmanufacturingrequiresthe accuracy,sensitivityandhighthroughputofotheranalytical applications . - WKB102234. Eluent 20 mM KH2PO4-K2HPO4 (pH 6.9)/acetonitrile (65/35) Flow rate 0.425 mL/min Temperature 40 Detection UV at 235 nm Sample . CHIRALCEL OD columns are also available in 10-m particle size. To establish a HPLC method for the determination of dendrobin in Dendrobium nobile. 2. Follow the appropriate flushing procedure for the type of column (see page 373), using 10-20 column volumes of each solvent (see table below). Triart C18 YMC-Triart C18 Integration of triple artistic technologies Column 5 m, 1503.0 mmI.D. Our extensive family of products offers a variety of particle sizes and column designs to meet all separation needs, including improved resolution, enhanced sensitivity, faster analysis and .
We now offer 19 different polymer-based HPLC columns for reversed phase, anion exchange, cation exchange and ion exclusion separations.
Simplify your search by narrowing down your results using the drop-down menu on the left. Does Waters sell a PFAS analysis kit for e2695 Alliance HPLC systems? The latest addition to our family of reversed-phase columns, CORTECS 1.6 m and 2.7 m solid-core columns deliver new levels of performance. XSelect HSS C18 could be another option. At the end of each day. The widest range of analytical and preparative columns, meeting the needs of virtually every application.
Column waters column catalogue: 316 stainless steel and PEEK, which contains . x Length Standard Part No. Two silica-based C8 and C18 columns are available for reversed phase separations. results that you produce and the HPLC column that you choose today needs to support your success for the future. 1. Chromatography Columns and Supplies Hichrom Limited 1 The Markham Centre, Station Road Theale, Reading, Berks, RG7 4PE, UK Tel: +44 (0)118 930 3660 Fax: +44 (0)118 932 3484 Email: sales@hichrom.co.uk www.hichrom.co.uk Catalogue 9 LC COLUMNS Zorbax C18, 3m Microbore 1.0 x 100mm 43853 Microbore 1.0 x 150mm 43864 Expedite MS 2.1 x 20mm 43803 Microbore 2.1 x 50mm 43849 Microbore 2.1 x 100mm 43821 Microbore 2.1 . Connect the column to the pump, but not the detector. Methylmercury Production. Besides HPLC columns, we also offer SPE . Triart C18 YMC-Triart C18 Integration of triple artistic technologies Column 5 m, 1503.0 mmI.D. Lloyd Snyder and John Dolan.1,2 Grace has developed this column selection tool for choosing reversed phase HPLC columns based on peak capacities and column selectivity of polar and nonpolar compounds. HPLC Columns 2016 - 2017 2016 - 2017 HPLC Columns Capture the Essence SHOWA DENKO K.K. Today's leading separation technology products that feature the latest innovations for sample preparation, column technologies, and biomolecule characterization solutions. Product Description. Product Number. Wait till the screen shows idle. Once or twice per week. Column I.D. 805761. Any -Cyclodextrin Agarose/Protein A Agarose/Protein A/G Agarose/Protein G Agarose/Protein L Alkyl amine Alkyl carboxylic group Alumina Aluminum oxide Aluminum oxide/C8 Amide embedded alkyl Ammonia/ Sulfonic acid Amylose tris- (3,5-dimethylphenylcarbamate) Amylose tris- (3-chloro-4-methylphenylcarbamate) Amylose-tris- [ (S . Atlantis T3 columns are ideally suited for mixtures of . HPLC Columns 2 For additional information, see The Waters Reverse Phase Column Selectivity Chart. Ensure that all the -electrical power cords are connected properly and the computer is on standby to which the systems are connected. TSKgel Size Exclusion (PW-Type) HPLC Column. Be sure to flush the injector loop again. Supelco Supelcosil LC-18-DB 0.979 Waters Spherisorb . Comparable speed and resolution to sub-2 m columns with up to 50% less backpressure - take HPLC and UHPLC performance to a new level of exibility and ef ciency Superior peak shape - especially at pH 6-7 - for faster, more accurate results Long column life - Poroshell 120 columns use a standard 2 m frit, and resist HPLC Columns Showa Denko Europe GmbH Shodex Business Konrad-Zuse-Platz 3 81829 Munich, Germany +49 (0) 89 93 99 62 37 info@shodex.de . With over 40 years as a leader in LC column technology, you can rely on the quality of Thermo Scientific HPLC and UHPLC columns. Reversed-Phase Coated Polysaccharide CSPs and Columns Columns are available in 3- and 5-m particle sizes as indicated by the designations 3R and RH, respectively. Atlantis columns. Waters full line of state-of-the-art, reversed-phase and HILIC HPLC columns are chosen by scientists who understand that performance and innovation are linked and their success depends on them. Consistent and reproducible retention times to allow direct scale-up from the laboratory through the process Prime the HPLC pumps under the following conditions: