化学Alexa排名

401. Education.jlab.org/elementflashcards/

网站简介:Review the elements with flash cards. [Requires Javascript]

402. Ropella.comropella.com

网站简介:Recruiting firm to the chemical industry.

403. Brunswicklabs.combrunswicklabs.com

网站简介:Specialist in antioxidant and oxidative stress, using UV-visible, fluorescence, HPLC and LC-MS, for phytochemical analysis and custom projects at Wareham, Massachusetts.

404. Cmm.cit.nih.govcmm.cit.nih.gov

网站简介:Part of the Division of Computational Bioscience (DCB/CIT) of the National Institutes of Health. Research involves the development and application of theoretical and computational methodologies.

405. Moleday.orgmoleday.org

网站简介:Celebrated annually on October 23, Mole Day commemorates Avogadro's Number (6.02 x 10^23), which is a basic measuring unit in chemistry. Mole Day was created as a way to foster interest in chemistry.

406. Journals.elsevier.com/steroids/

网站简介:International journal devoted to original research on all aspects of steroids.

407. Sge.comsge.com

网站简介:MS and chromatography products, technical support. Online ordering of GC, LC and MS supplies, capillary GC columns, HPLC columns and syringes, including eVol hand-held automated analytical syringes.

408. Urila.tripod.com/index.htm

网站简介:Short article on osmosis.

409. Seaver.pepperdine.edu/naturalscience/

网站简介:Natural Science Division.

410. Ionicon.comionicon.com

网站简介:Manufacturer of proton transfer reaction mass spectrometers. Contains details of products, applications and related research.

411. Webelements.com/silicon/

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

412. Chemicalelements.com/elements/c.html

网站简介:Basic information, atomic structure, and table of isotopes.

413. Edaq.comedaq.com

网站简介:Manufactures e-corder data recording systems for electrochemistry, teaching, chromatography, research, and flow analysis - including Chart, Scope, PowerChrom and EChem software. Includes product range, application notes, and technical support.

414. Chemicalelements.com/elements/n.html

网站简介:Basic information, atomic structure, and table of isotopes.

415. Education.jlab.org/itselemental/ele005.html

网站简介:Basic physical and historical information.

416. St-andrews.ac.uk/chemistry/

网站简介:Features information on academic staff, teaching and research, and information for prospective undergraduate and postgraduate students.

417. Ajol.info/index.php/bcse

网站简介:Biannual publication of the Chemical Society of Ethiopia.

418. Scs.illinois.edu/zimmerman/

网站简介:Dendrimers as Synthetic Antibodies and Novel Nanoparticles. DNA and RNA Recognition. Supramolecular Polymer Chemistry and Self-Assembling Systems. Dendrimers as Drug Delivery Vehicles.

419. Chromulan.orgchromulan.org

网站简介:Distributed under GNU general public license for controlling of chromatographic devices and subsequent evaluation of the acquired data. Developed and maintained at Charles University, Prague.

420. Qsar.orgqsar.org

网站简介:Organization for people involved in cheminformatics, or investigating quantitative structure-activity relationships in medicinal, agricultural or environmental chemistry.

421. Chemicalelements.com/elements/au.html

网站简介:Basic information, atomic structure, and table of isotopes.

422. Chemistry.sdsu.educhemistry.sdsu.edu

网站简介:News and general information about the department, its faculty, and its education and research programs.

423. Chemicalelements.com/elements/k.html

网站简介:Basic information, atomic structure, and isotopes.

424. Journals.elsevier.com/phytochemistry/

网站简介:Covers research on all aspects of plant chemistry, plant biochemistry, plant molecular biology and chemical ecology.

425. Chemcalc.orgchemcalc.org

网站简介:Online calculator for molecular formula, molecular weight, elemental composition, and isotopic distribution. Java recommended.