Reverse Phase Chromatography

Description: ISO 15302:2007 specifies a method for the determination of benzo[a]pyrene in crude or refined edible oils and fats by reverse-phase high performance liquid chromatography (HPLC) using fluorimetric detection in the range 0,1 µg/kg to 50 µg/kg.

Description: Sodium Dodecyl Sulfate [Reagent for Ion-Pair Chromatography] / Dodecylsulfuric Acid Sodium Salt Ion-exchange chromatography systems have previously been utilized in HPLC analysis of ionic samples. Recently, reversed phase partition chromatography using ion-pair

Description: An HPLC (High Performance Liquid Chromatography) method to measure the concentration of six organic acids in E-85 fuel has been developed. A three point calibration curve is established using standard solutions of the following organic acids: formic acid, acetic acid, propionic acid, butyric

Description: Milk and milk products - Determination of furosine content - Ion-pair reverse-phase high-performance liquid chromatography method

Description: ISO 18329|IDF 193:2004 specifies a method for the quantitative determination of furosine in milk and milk products. The method is particularly applicable to raw or heat-treated milk and to cheese.

Description: Infant formula and adult nutritionals - Determination of vitamin B12 by reversed phase high performance liquid chromatography (RP-HPLC)

Description: Animal and vegetable fats and oils - Determination of benzo[a]pyrene content - Reverse-phase high-performance liquid chromatography method

Description: Determination of hydroxytyrosol and tyrosol content in extra virgin olive oils \x97 Reverse phase high performance liquid chromatography (RP-HPLC)

Description: ISO 18329 IDF 193:2004 specifies a method for the quantitative determination of furosine in milk and milk products. The method is particularly applicable to raw or heat-treated milk and to cheese.

Description: ISO 20634:2015 specifies a method for the quantitative determination of vitamin B12 in infant and adult formula (powders, ready-to-feed liquids and liquid concentrates) by reversed phase high performance liquid chromatography.

Description: ISO 15302:2017 specifies a method for the determination of benzo[a]pyrene in crude or refined edible oils and fats by reverse-phase high performance liquid chromatography (HPLC) using fluorimetric detection in the range 0,1 µg/kg to 50 µg/kg. Milk and milk products (or fat coming from

Description: 1.1 This test method covers the determination of the 4-Carboxybenzaldehyd e (4-CBA) and p-Toluic acid (p-TOL) in purified terephthalic acid (PTA) by reverse phase high performance liquid chromatography (HPLC). This method is applicable for 4-CBA from 2 to 500 mg/kg and for p-TOL

Description: 1.1 This test method covers the determination of the 4-Carboxybenzaldehyd e (4-CBA) and p-Toluic acid (p-TOL) in purified terephthalic acid (PTA) by reverse phase high performance liquid chromatography (HPLC). This method is applicable for 4-CBA from 2 to 500 mg/kg and for p-TOL

Description: 1.1 This test method covers the determination of the 4-Carboxybenzaldehyd e (4-CBA) and p-Toluic acid (p-TOL) in purified terephthalic acid (PTA) by reverse phase high performance liquid chromatography (HPLC). This method is applicable for 4-CBA and p- TOL with an upper limit of

Description: Since 1961 Analtech has been manufacturing quality thin layer chromatography plates, providing friendly and expert technical assistance and helping customers solve real problems with real solutions. In fact thin layer chromatography is our sole focus. We carry an extensive line of over

• Adsorption Media: Silica Gel

Description: phases as used in liquid chromatography columns, are practiced in different mechanisms including normal phase, reversed phase, ion-exchange, affinity chromatography and mixed-mode in the fields of agricultural and food, bio-analytical, environmental and

• Configuration: Cartridge / Column
• Sample Volume: 1 to 2 cc
• Separation Mechanism: Syringe
• Sorbent Mass: 0.0100 to 0.1000 g

Description: chromatography: A C18 octadecyl bonded silica gel and a hydrocarbon impregnated silica gel. The most common reversed phase adsorbent is the octadecyl (C18) bonded silica gel. The C18 hydrocarbon is chemically anchored to the silica gel support. This material is compatible with

• Adsorption Media: Silica Gel

Description: chromatography: A C18 octadecyl bonded silica gel and a hydrocarbon impregnated silica gel. The most common reversed phase adsorbent is the octadecyl (C18) bonded silica gel. The C18 hydrocarbon is chemically anchored to the silica gel support. This material is compatible with

• Adsorption Media: Silica Gel

Description: chromatography: A C18 octadecyl bonded silica gel and a hydrocarbon impregnated silica gel. The most common reversed phase adsorbent is the octadecyl (C18) bonded silica gel. The C18 hydrocarbon is chemically anchored to the silica gel support. This material is compatible with

• Adsorption Media: Silica Gel

Description: AMBERCHROM™ Chromatography Resins are macroporous, polymeric resins useful for adsorption and reversed-phase liquid chromatography. They are designed for laboratory- and process-scale purifications of proteins, peptides, nucleic acids, antibiotics, and small molecular weight

• Absorbate: Other
• Application: Pharmaceutical / Medical
• Form: Bulk / Raw Material
• Material Type: Specialty / Other

Description: AMBERCHROM™ Chromatography Resins are macroporous, polymeric resins useful for adsorption and reversed-phase liquid chromatography. They are designed for laboratory- and process-scale purifications of proteins, peptides, nucleic acids, antibiotics, and small molecular weight

• Absorbate: Other
• Application: Pharmaceutical / Medical
• Form: Bulk / Raw Material
• Material Type: Specialty / Other

Description: AMBERCHROM™ XT20 is a highly efficient, pH-stable chromatographic grade resin for use in reversed phase chromatography. In particular it is used in the purification of pharmaceuticals and biopharmaceuticals, like small proteins and peptides.

• Base Fluid: Other
• Filter Media Material: Ion Exchange Resin, Other
• Filtration Grade (Micron Rating): 20 µm
• Industry / Market: Biopharmaceutical, Medical

Description: The method specified is based on extraction by methanol, purification and enzymatic desulfatation, determination using reversed-phase chromatography. Does not determine glucosinolates which are substituted on the glucose molecule. A rapid method for the determination of glucosinolates

Description: AMBERCHROM™ XT30 is a polystyrene divinylbenzene polishing grade resin manufactured for high value reversed phase chromatographic applications, and ideally suited for the separation of proteins, peptides, and nucleic acids.

• Base Fluid: Other
• Filter Media Material: Ion Exchange Resin, Other
• Filtration Grade (Micron Rating): 30 µm
• Industry / Market: Biopharmaceutical, Medical

Description: completely inert to most conditions commonly encountered in reversed-phase chromatography. The PRP-C18 is a durable and effective column for general purpose HPLC and especially well-suited for specialized applications in the clinical, pharmaceutical, environmental, food, forensics, and

• Operating Pressure: 0.0 to 5000 psi
• Operating Temperature: 41 to 185 F
• Packing Material Diameter: 5 µm
• Pore Diameter: 0.0100 µm

Description: for general-purpose use in reversed-phase chromatography. Wide pH range (2–8) provides excellent data quality for many applications, matrices, and compounds. Offers the highest hydrophobic retention of any Raptor™ phase. Restek has brought the benefits of

• Column Length: 3 to 15 cm
• Column Type: Analytical Column
• Construction Material: Steel - Stainless
• Internal Diameter: 2.1 to 4.6 mm

Description: Animal and vegetable fats and oils. Determination of benzo[a]pyrene content. Reverse-phase high-performance liquid chromatography method.

Description: State-of-the-art Reversed-Phase and HILIC HPLC ColumnsWaters offers a wide range of analytical and preparative chromatography columns to meet the needs of virtually every application. The Waters Column Advisor recommends the most appropriate column depending on the on the application

• Column Length: 0.5000 to 30 cm
• Column Type: Analytical Column, Guard Column
• Internal Diameter: 1 to 50 mm
• Packing Material Diameter: 2.5 µm

Description: structure of material Phase transitions Thermal or mechanical degradation Structure-property correlation Prediction and optimization of processing conditions

• Industry Applications: Aerospace / Aviation, Food / Beverage, Automotive, Chemical / Material Processing, Health Care / Medical, Legal / Forensics, Marine, Military, Pharmaceutical / Biotech, Packaging, Semiconductors / Electronics, Structural / Construction, Specialty / Other
• Materials: Adhesives / Sealants, Chemicals, Coatings, Composites, Cosmetics (Creams, Sunblocks, etc.), Inorganics, Nanomaterials, Paper, Petroleum Fluids (Oil, Fuel, Distillates), Plastic / Rubber, Polymers / Organics, Powders, Textiles, Thin Films / Plating, Wafers / Surfaces, Water
• Regional Preference: North America, United States Only, Northeast US Only
• Services Offered: Assays / Quantitative, Cleanliness Monitoring / Testing, Deformulation / Reverse Engineering, Environmental Exposure Testing, Materials Testing Services, Quality / Purity (Contamination), Report Preparation, Standards Testing / Certification, Umpire Testing, Other

Description: -to-lot verification Process validation Diagnostic testing Root Cause Analysis Chemical structure of material Phase transitions Thermal or mechanical degradation Structure-property correlation Prediction and optimization of processing conditions

• Industry: Automotive, Chemical / Material Processing, Food / Beverage, Health Care / Medical, Legal / Forensics, Pharmaceutical / Biotech, Semiconductors / Electronics, Specialty / Other
• Laboratory Services Offered: Assays / Quantitative, Chemical Testing Services, Cleanliness Monitoring / Testing, Deformulation / Reverse Engineering, Failure Analysis, Materials Testing Services, Report Preparation, Standards Testing / Certification, Other
• Materials: Adhesives / Sealants, Chemicals, Coatings, Composites, Cosmetics (Creams, Sunblocks, etc.), Fuel Cell / Battery Materials, Nanomaterials, Paper, Petroleum Fluids (Oil, Fuel, Distillates), Plastic / Rubber, Polymers / Organics, Powders, Solid Waste, Textiles, Volatiles (VOCs) / Solvents, Wafers /
• Regional Preference: North America, United States Only, Northeast US Only

Description: strongly retained in the Reversed-Phase mode. Solutes which aggregate or are not soluble in aqueous mobile phase (i.e. Amyloid peptides) Solute differing in hydrophilic residues (i.e. Ser-) Complementary orthogonal mode of chromatography Removing electroeluted proteins from SDS,

• Column Length: 10 cm
• Internal Diameter: 2.1 mm
• Pore Diameter: 0.0300 µm

Description: Additional Properties Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents Application Forms silica bonded phases for reverse phase chromatography.1 Reference 1. Yang, S. S.; Gilpin, R. K. Anal. Chem. 1988, 59

• Flash Point: 311 F
• Ionic Component: Metalloids (B, Si, Ge, etc.), Non-Metals (C, N, O, P, S)
• Purity: 97 %

Description: The ease of reversed phase meets the power of normal phase. With the ACQUITY UPC2 System, the orthogonal capability of normal-phase LC has been elevated to a mainstream technique: Convergence Chromatography. The chromatographic principles and selectivity of

• Analysis Method: Analytical Analysis
• Computer Interface: Yes
• Instrument Type: Fixtured or Permanent

Description: lists of target compounds and concentration limits in purchase agreements. This test calls for isopropanol extraction, HPLC separation, and UV detection. Restek offers a variety of reversed phase HPLC columns suitable for these separations. Restek also designed a reference standard to

• Applications: Food / Beverage
• Form: Liquid / Solution
• Reference / Chemical Standard: Yes

Description: -moderated partition chromatography technique. HPLC separations using Aminex columns employ the mechanisms of ion exclusion, ion exchange, ligand exchange, size exclusion, reversed phase, and normal phase partitioning. These multiple modes of interaction offer a unique

• Column Type: Analytical Column