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1803 matches found for carbon

Carbon Adsorbents for Air Sampling, GC and other analytical uses. Composition and role of physical parameters (58 KB )

Contact your local sales office. Website sigma-aldrich.com/supelco 15 Supelco - Solutions in Chromatography Reporter the GC ARTICLE Carbon Adsorbents for Air Sampling, GC and other analytical uses. Composition and role of physical parameters Mike Buchanan, GC Product Manager Bill Betz, Sr. Research ...

Carbon Nanotubes (86 KB )

Aldrich is a member of the Sigma-Aldrich family. P.O. Box 355, Milwaukee, WI 53201 USA Telephone: 414-273-3850 • 800-558-9160 Fax: 414-273-4979 • 800-962-9591 Web Site: www.sigma-aldrich.com chemists helping chemists in research & industry = ALDRICH ® ® Carbon Nanotubes Carbon Nanotubes Carbon Nanot...

Carbon Adsorbent Kits for Sample Prep and Method Development (128 KB )

ordering: 800-247-6628 (US only) / 814-359-3441 technical service: 800-359-3041 (US and Canada only) / 814-359-3041 3 TheReporter Vol. 23.1 GC Carbon Adsorbent Kits for Sample Prep & Method Development ARTICLE ARTICLE ARTICLE ARTICLE Daniel Vitkuske dvitkuske@sial.com Carbon based adsorbents exhibit...

Carbon Adsorbent Physical Characteristics (18 KB)

Surface Pore Micropore Area Diameter Diameter 20/40 20/45 30/45 40/60 45/60 60/80 80/100 80/120 100/140 120/400 170/635 ----- ----- ----- ----- Adsorbent Type 1 S/G 2 Sc 3 (m2/g) Macro Meso Micro (Å) (Å) pH 425-850 355-850 355-600 250-425 250-355 180-250 150-180 125-180 106-150 38-125 20-90 50-60 45...

Carbon Nanofibers - Processing and Dispersing

Carbon Nanofibers Technical Bulletin AL-270 Processing and Dispersing Product Description Carbon nanofibers (CNFs) are discontinuous, highly graphitic, highly compatible with most polymer processing techniques, and can be dispersed in an isotropic or anisotropic mode. They have excellent mechanical ...

Carbon Molecular Sieves and Spherical Graphitized Polymer Carbons for Sample Preparation Processes and Bulk Scale Purification Processes (2 MB)

© 2014 Sigma-Aldrich Co. All rights reserved. sigma-aldrich.com/analytical Carbon Molecular Sieves and Spherical Graphitized Polymer Carbons for Sample Preparation Processes and Bulk Scale Purification Processes William R. Betz, Michael J. Keeler, Jay M. Jones, Wendy S. Roe, and Michael D. Buchanan ...

Carbon Adsorbent Kits from Supelco (200 KB )

04 Carbon Adsorbent Kits from Supelco ........ A cost-effective tool for the selection of the right adsorbent Carbon Adsorbent Research Supelco’ s commitment to carbon adsorbent research and product development spans more than two decades. With the aim being the understanding of how the physical and...

Characterization of Polymer Carbon Sieves for Carbon Purification Processes (470 KB )

Characterization of Polymer Carbon Sieves for Carbon Purification Processes sigma-aldrich.com sigma-aldrich.com T411044 W.R. Betz, M.J. Keeler, D.L. Shollenberger, J.P. Myers, G.A. Baney, and L.M. Sidisky Supelco, Div. of Sigma-Aldrich, Bellefonte, PA 16823 USA 2 Abstract The use of carbons in proce...

Care & Use Guide for 2.7 μm Supel Carbon LC Column (70 KB)

Care & Use Guide for 2.7 µm Supel ™ Carbon LC Column Description Supel™ Carbon LC is a high-speed, ultra-high performance liquid chromatography column based on 200 Å porous graphitic carbon (PGC) particle technology. The PGC particle provides a 100% carbon plane for the analytes to interact with via...

carbonic anhydrase II
Synonyms CA-II, CAC, CAII, Car2
Species Human (760) , Species Zebrafish (387526) , Species cow (280740) , Species domestic cat (101094903) , Species dog (477928) , Species chicken (396257) , Species Thale Cress (831326) , Species naked mole-rat (101697802) , Species domestic guinea pig (100719293) , Species sheep (101113341) , Species Domestic Rabbit (100009156)
Summary: CA2 is one of several (at least 7) isozymes of carbonic anhydrase. Carbonic anhydrase catalyzes reversible hydration of carbon dioxide. Defects in this enzyme are associated with osteopetrosis and renal tubular acidosis. [provided by RefSeq, Jul 2008]

Supelco Specialty Carbon Adsorbents (858 KB)

Selection Guidelines Carbon Adsorbent Sampler Kits Carbon Molecular Sieves Spherical Graphitized Polymer Carbons Graphitized Carbon Blacks Custom Capabilities Supelco® Specialty Carbon Adsorbents High-Tech Materials Engineered for Applications of This World and Beyond! 3 sigma-aldrich.com/carbon Sup...

Carbon Nanofibers - Processing and Dispersing

Carbon Nanofibers Technical Bulletin AL-270 Processing and Dispersing Product Description Carbon nanofibers (CNFs) are discontinuous, highly graphitic, highly compatible with most polymer processing techniques, and can be dispersed in an isotropic or anisotropic mode. They have excellent mechanical ...

Carbon Adsorbents Kits (309 KB )

sigma-aldrich.com/supelco Carbon Adsorbent Kits Having trouble finding the proper carbon adsorbent for the innovative application you’re developing? Try a Carbon Adsorbent Sampler Kit from Supelco! Often choosing the right adsorbent or combination of adsorbents can be difficult. The goal in selectin...

Carbon Nanofibers - Processing and Dispersing

Carbon Nanofibers Technical Bulletin AL-270 Processing and Dispersing Product Description Carbon nanofibers (CNFs) are discontinuous, highly graphitic, highly compatible with most polymer processing techniques, and can be dispersed in an isotropic or anisotropic mode. They have excellent mechanical ...

carbon_adsorbent_kits (1 MB )

sigma-aldrich.com/supelco Carbon Adsorbent Kits Having trouble fi nding the proper carbon adsorbent for the innovative application you’re developing? Try a Carbon Adsorbent Sampler Kit from Supelco! Often choosing the right adsorbent or combination of adsorbents can be difficult. The goal in selecti...

Graphitized Carbon Blacks for Use in Sample Preparation Applications (464 KB )

Characterization of Polymer Carbon Molecular Sieves and Graphitized Carbon Blacks for Use in Sample Preparation Applications W.R. Betz, M.J. Keeler, and L.M. Sidisky Supelco, Div. of Sigma-Aldrich, Bellefonte, PA 16823 T407012 sigma-aldrich.com 2 Spherical carbon molecular sieves have been synthesiz...

MiniTips™ Carbon Micropipette Tips (0 KB)

sigma-aldrich.com/supelco Product Information Supel-Tips TM Carbon Micropipette Tips Product Code 54227-U and 54228-U Store at Room Temperature Technical Bulletin Product Description The Carbon Micropipette tips are designed to extract, concentrate and/or purify oligosaccharides. These 10 μL pipette...

Empore Carbon Disk - Flyer (15 KB )

3 Empore™ Extraction Disks General Information Product Information 3M ™ Empore ™ Extraction Disks with Activated Carbon provide a rapid, efficient alternative to liquid/liquid extraction for sample preparation. The disks can be used for purification and concentration of samples prior to analysis. Di...

Zr-Carbon (14 KB )

T702013 ©2002 Sigma-Aldrich Co. SUPELCO Bellefonte, PA This Data Sheet Contains Important Information About The Product. Care and Use Guide for Discovery Zr-Carbon Discovery Zr-Carbon comprises spherical, porous carbon-coated zirconia particles. It is ideal for the reversed-phase separation of posit...

Characterization of Carbon SPE for the Extraction of Polar Analytes (371 KB )

©1997 Sigma-Aldrich Co. T497277 BNG Characterization of Carbon SPE for the Extraction of Polar Analytes Cory Szafranski, Lydia Nolan, and William R. Betz Supelco, Supelco Park, Bellefonte, PA 16823 USA Introduction The purpose of these studies was to define the possible types of interactions for car...

Characterization of Polymer Carbon Sieves, Graphitized Polymer Carbons and Graphitized Carbon Blacks for Sample Preparation Applications

www.sigma-aldrich.com Characterization of Polymer Carbon Sieves, Graphitized Polymer Carbons and Graphitized Carbon Blacks for Sample Preparation Applications T410103 W.R. Betz, D. L. Shollenberger, M.J. Keeler, and L.M. Sidisky Supelco, Div. of Sigma-Aldrich, Bellefonte, PA 16823 USA 2 Abstract The...

Installing Supel Carbon HPLC Guard Cartridges (229 KB)

www.sigmaaldrich.com www.sigmaaldrich.com Installing Supel ™ Carbon LC Guard Columns Installing Supel ™ Carbon LC Guard Columns Refer to Figure A for the correct assembly of the Supel ™ Carbon LC guard column. Refer to Figure A for the correct assembly of the Supel ™ Carbon LC guard column. Figure A...

Bulletin 846D - Carbotrap Carbon Black: An Excellent Adsorbent for Solvent or Thermal Desorption/GC Analyses of Airborne Organic Compounds (0 KB)

Bulletin 846D T100846D © 1986 Sigma-Aldrich Co. Carbotrap Carbon Black: An Excellent Adsorbent for Solvent or Thermal Desorption/GC Analyses of Airborne Organic Compounds Carbotrap adsorbent traps and releases a wider range of airborne organic compounds than Tenax GC or Amberlite XAD-2 resin. Compou...

Characterization of Polymer Carbon Sieves, Graphitized Polymer Carbons and Graphitized Carbon Blacks for Sample Preparation Applications (526 KB )

Method for Analysis of Organophosphorous Pesticides in Produce using Acetonitrile Extraction, Dual-Layer Carbon-Aminopropylsilica Cleanup and GC-NPD Detection www.sigma-aldrich.com T410102 •Olga Shimelis, Katherine Stenerson, Michael Ye, Carmen T. Santasania, and Ed Mauney Supelco, Div. of Sigma-Ald...

Uso e cuidados - Discovery Zr-Carbon (15 KB)

T702013 ©2002 Sigma-Aldrich Co. SUPELCO Bellefonte, PA This Data Sheet Contains Important Information About The Product. Care and Use Guide for Discovery Zr-Carbon Discovery Zr-Carbon comprises spherical, porous carbon-coated zirconia particles. It is ideal for the reversed-phase separation of posit...

UHPLC-MS/MS Analysis of Polar Pesticides on the Supel Carbon LC Column (460 KB)

Application Note UHPLC-MS/MS Analysis of Polar Pesticides on the Supel™ Carbon LC Column Introduction Glyphosate is a broad-spectrum herbicide, widely used to prevent the growth of broadleaf weeds and grasses. Although glyphosate was adopted for use as a premier herbicide in 1970; the intervening ye...

UHPLC-MS/MS Analysis of Polar Pesticides on the Supel Carbon LC Column (464 KB)

Application Note UHPLC-MS/MS Analysis of Polar Pesticides on the Supel™ Carbon LC Column Introduction Glyphosate is a broad-spectrum herbicide, widely used to prevent the growth of broadleaf weeds and grasses. Although glyphosate was adopted for use as a premier herbicide in 1970; the intervening ye...

UHPLC Analysis of Vitamin D2 & D3 Metabolites and Epimers on Supel Carbon LC Column (164 KB)

Application Note UHPLC Analysis of Vitamin D2 & D3 Metabolites and Epimers on Supel™ Carbon LC Column Introduction Analysis of vitamin D metabolites has continued to be a topic of interest in recent publications, primarily as biomarkers for possible disease states and vitamin deficiency. While vitam...

LC-MS/MS Analysis of 20 Underivatized Amino Acids on Supel Carbon LC column (198 KB)

Application Note LC-MS/MS Analysis of 20 Underivatized Amino Acids on Supel™ Carbon LC column Introduction Amino acids are the building blocks of proteins and peptides in biological systems. Amino acids have also been used as supplements to support health and as indicators for certain diseases. The ...

UHPLC Analysis of Vitamin D2 & D3 Metabolites and Epimers on Supel Carbon LC Column (167 KB)

Application Note UHPLC Analysis of Vitamin D2 & D3 Metabolites and Epimers on Supel™ Carbon LC Column Introduction Analysis of vitamin D metabolites has continued to be a topic of interest in recent publications, primarily as biomarkers for possible disease states and vitamin deficiency. While vitam...