化学Alexa排名

426. Scs.illinois.edu/rienstra/

网站简介:Solid-state nuclear magnetic resonance spectroscopy, methods and applications to biomolecular structure determination.

427. Taylorscientific.comtaylorscientific.com

网站简介:Distributor of laboratory chemicals, lab supplies, and lab equipment.

428. En.wikipedia.org/wiki/Copper

网站简介:Properties of the element, including its history, applications, and characteristics.

429. Organicworldwide.netorganicworldwide.net

网站简介:An intuitive WWW resource guide for synthetic organic chemists.

430. Crystal.unito.itcrystal.unito.it

网站简介:Unix program to compute the electronic structure of periodic systems within Hartree Fock, density functional or various hybrid approximations. Documentation, licensing, and downloads available.

431. Iza-online.orgiza-online.org

网站简介:Aims to promote the development of zeolite science and technology. News, publication listing, commissions, upcoming and past conferences, structure databases, and links.

432. Palmsens.compalmsens.com

网站简介:Interface for electrochemical sensor instruments which can be used as a dedicated instrument or as a generic, programmable device for various sensors.

433. Leygroup.ch.cam.ac.ukleygroup.ch.cam.ac.uk

网站简介:Combinatorial chemistry and the total synthesis of complex natural products.

434. Lohninger.comlohninger.com

网站简介:Software and programming components for Delphi and C++Builder covering mathematics, statistics, scientific graphing, and chemistry.

435. Chiraltech.comchiraltech.com

网站简介:Provides services and products for the analysis and separation of racemic compounds by chromatographic resolution. Sells chiral HPLC columns and performs custom separations on small and large scales.

436. Iris-biotech.deiris-biotech.de

网站简介:Iris Biotech GmbH supplies amino acids, resins and coupling reagents used in peptide synthesis and click chemistry. PEGs and dendrons find application in PEGylation and enzymes in biocatalysis.

437. En.wikipedia.org/wiki/Titanium

网站简介:Properties of the element, including its history, applications, and characteristics.

438. Molsoft.commolsoft.com

网站简介:Provider of tools, databases and consulting services in the area of structure prediction, bioinformatics, cheminformatics, molecular visualization, and rational drug design.

439. Webelements.com/calcium/

网站简介:Extensive information on history, uses, occurrence, compounds, and properties of the element.

440. En.wikipedia.org/wiki/Helium

网站简介:Properties of the element, including its history, applications, and characteristics.

441. Webelements.com/titanium/

网站简介:Extensive information on history, uses, occurrence, compounds, and properties of the element.

442. Ecochemie.nlecochemie.nl

网站简介:Eco Chemie B.V. manufactures and sells AUTOLAB electrochemical instruments.

443. Minerals.usgs.gov/minerals/pubs/commodity/nickel/

网站简介:Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).).

444. En.wikipedia.org/wiki/Chlorine

网站简介:Properties of the element, including its history, applications, and characteristics.

445. Cortecnet.comcortecnet.com

网站简介:Supplier of NMR consumables and stable isotopes.

446. Eigenvector.comeigenvector.com

网站简介:Chemometric software, short courses and consulting from Manson, Washington.

447. Process-nmr.comprocess-nmr.com

网站简介:Consultants offering analytical NMR testing and online process NMR application development. Commercial nuclear magnetic resonance spectroscopy services and consulting.

448. Www2.chemie.uni-erlangen.de/software/index.html

网站简介:Software for reaction prediction, synthesis design, classification of organic reactions, chemical information, calculation of 3D coordinates, and calculation of physicochemical parameters.

449. Bchs.uh.edubchs.uh.edu

网站简介:Department of Biology and Biochemistry.

450. Nasf.orgnasf.org

网站简介:NASF offers individuals and companies a resource to network, learn and contribute to the industry. Publishes the Plating and Surface Finishing magazine.