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ChemicalBook---Chemical Search Engine
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EMBL-EBI: EMBL's European Bioinformatics Institute | EMBL’s European Bionformatics Institute
Overview of the European Bioinformatics Institute
Santa Cruz Biotechnology
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TCI Deutschland GmbH | Homepage
TCI ist globaler Hersteller von Chemikalien fuer Forschung und Entwicklung, mit Reagenzien fuer Synthesechemie, Life Science, Materialwissenschaft und Analytische Chemie.
Alfa Aesar
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The Good Scents Company Information System
The Good Scents Company provides information to the Flavor, Fragrance, Food and Cosmetic industries.
Chemical Portal - Chemistry Online Education
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The Royal Society of Chemistry
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National Institute of Standards and Technology | NIST
NIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.
American Chemical Society
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DrugBank Online | Database for Drug and Drug Target Info
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Lab Equipment and Lab Supplies | Fisher Scientific
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EndMemo - Online Converters, Calculators and Tutorials
Free Online Converters, Calculators and Tutorials
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Welcome to Bentham Science Publisher
Bentham Science - STM publisher of online and print journals, and related print/online book series. Bentham Science answers the information needs of scientists in the fields of pharmaceutical, biomedical, medical, engineering, technology, computer and social sciences.
Compound Sourcing, Selling and Purchasing Platform | Molport
Molport is an advanced chemical E-Marketplace, made for the research scientists in the chemical community. Simpler, because it’s smarter!
LookChem,look for chemicals all over the world.
LookChem.com is the world's leading B2B trading platform, especially good for looking for chemicals from China. LookChem offers FREE directory and database of chemicals and chemical manufacturers from China and all over the world. LookChem is the perfect platform for suppliers seeking enduser purchasers of chemicals.
Toronto Research Chemicals | products for innovative research
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Home - Restek Chromatography Products and Solutions
Restek develops and manufactures GC and LC columns, reference standards, sample prep materials, and accessories for the international chromatography industry. Our unbeatable Plus 1 customer service and top-quality products are known world-wide.
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Lab Equipment and Lab Supplies | Fisher Scientific
Your source for innovative, indispensable lab equipment, lab supplies, and services. View our wide selection of products for scientific research and education.
Chemical Database - ChemSynthesis
A freely accessible database of chemical structures and properties. Synthesis references for all compounds are also available
Elements, Chemicals and Chemistry - ChemicalAid - ⚛️🧪⚗️👨🔬
Get detailed information about chemistry and the elements. Solve problems easily using our calculators and solvers.
VWR - Providing Life Science Products and Service Solutions
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WorldOfChemicals- Buy and Sell Chemicals, Chemical Industry News, Events, Articles
Worldofchemicals.com is a b2b chemical portal to buy and sell chemicals online. Get top chemical suppliers and buyers list here with opportunity to clear chemical stock and get chemical industry updates like news, trends, jobs, chemistry articles and more.
Clutch Prep | Textbook-specific videos for college students
Our videos prepare you to succeed in your college classes. Let us help you simplify your studying. If you are having trouble with Chemistry, Organic, Physics,
Get unstuck. Learn better. | Socratic
Take a photo of your homework question and get answers, math solvers, explanations, and videos. Works for Math, Science, History, English, and more.
CAS号查询-CAS NO查询-MSDS查询 「化源网」 专业化工搜索引擎
化源网提供快速CAS号查询,CAS No查询,MSDS查询,数百万化合物的专业数据,包括物化, MSDS, 安全信息, 合成路线及文献, 毒性,上下游,期刊文献等。
LibreTexts - Free The Textbook
LibreTexts is developing the next generation of open-access texts. Open. Free. Accessible to all.
ChemExper
ChemExper is a company joining together the areas of chemistry, computer science and telecommunication. The ChemExper Chemical Directory is a free service that allows to find a chemical by its molecular formula, IUPAC name, common name, CAS number, catalog number, substructure or physical characteristics as well as chemical suppliers. This database contains currently more than 10 millions chemicals, 16000 MSDS, 10000 IR spectra and more than 2000 chemical suppliers. You may also SUBMIT your own data!
Quia - Quia Web
Create your own educational games, quizzes, surveys, and web pages. Search millions of games and quizzes created by educators around the world.
Organic Chemistry Portal
The Organic Chemistry Portal offers an overview of recent topics, interesting reactions and information on important chemicals for organic chemists.
Free Math worksheets, Free phonics worksheets, Math Games and Online activities and Quizzes
Softschools.com provides free math worksheets and games and phonics worksheets and phonics games which includes counting, addition, subtraction, multiplication, division algebra, science, social studies, phonics, grammar for 1st grade, second grade, 3rd grade, 4th grade, 5th grade and 6th grade.
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Convert Units - Measurement Unit Converter
This online unit conversion tool will help you convert measurement units anytime and solve homework problems quickly using metric conversion tables, SI units, and more.
Supplier of featured products, custom services and solutions - Alfa Chemistry
provide the chemical, particularly the pharmaceutical industry,custom made intermediates, carbohydrates, heterocyclic, chiral compounds and fine chemicals,environmental remediation products.
Chemical Database Online
ChemBK Provides Chemical Properties, Molecular Formula, Melting Point, Boling Point, Solubility and MSDS, Hazard and Safety Information with simplicity and elegance
Best of Chemicals Supplier - BOC Sciences
BOC Sciences is a custom lab chemical supplier that provides a wide range of bulk compounds for the pharmaceutical, agrochemical, and biotechnology industries.
Water Treatment and Purification - Lenntech
Lenntech designs, builds and installs a wide range of odour treatment, water purification and air filtration products using UV, ozone, Ecosorb, drum filtration. Also cooling towers.
Spectrum Chemical Home
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Chegg - Get 24/7 Homework Help | Rent Textbooks
Get step-by-step Textbook Solutions or ask homework questions to get expert answers, plus textbook rentals, writing & citation help, exam prep and more.
The periodic table of the elements by WebElements
Period 1 1 H 1.008 Hydrogen 2 He 4.0026 Helium 2 3 Li 6.94 Lithium 4 Be 9.0122 Beryllium 5 B 10.81 Boron 6 C 12.011 Carbon 7 N 14.007 Nitrogen 8 O 15.999 Oxygen 9 F 18.998 Fluorine 10 Ne 20.180 Neon 3 11 Na 22.990 Sodium 12 Mg...
chemguide: helping you to understand Chemistry - Main Menu
Main menu of a site aimed to help advanced level chemistry students to understand chemistry
U.S. Environmental Protection Agency | US EPA
Contact Us U.S. Environmental Protection Agency Practicing Sun Safety During UV Safety Month, EPA reminds Americans to protect themselves all summer by avoiding overexposure to the sun’s UV rays and practicing proper sun safety. Learn more about the UV Index EPA Launches Clean School Bus Program with $500 Million Available...
Chemistry news, research and opinions | Chemistry World
Chemistry, covered. Science news, research, reviews, features and opinions. Read Chemistry World to keep up with stories from across the chemical sciences.
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We offer online tools for industries. All the converters, calculators and charts such as clothes size converters, unit converter, medical converters and calculators, finance and investment Calculators can be customized for your website and blog.
World of Molecules
Molecule News, molecular structure for food molecules, drug molecules, pesticides, molecules of life, solvent molecules
Welcome to Sciencemadness Dot Org
FAQ Forum (http) Forum (https) Library Wiki Member publications Los Alamos Technical Reports
Master Organic Chemistry - An Online Organic Chemistry Resource
400+ free articles on undergraduate organic chemistry topics plus free (and paid) study guides, a reaction encyclopedia, practice problems, tutoring & more.