Chemspider ทางเลือก & คู่แข่ง
ChemSpider is a free chemical structure database providing fast access to over 100 million structures, properties and associated information.
ทางเลือกและคู่แข่งของ chemspider.com ในแง่ของเนื้อหา การจราจร และโครงสร้าง
ChemicalBook - Chemical Search Engine.
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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。
Chemical portal: a place for chemistry enthusiasts and professionals alike. Chemistry tools, periodic table, unit converters and more.
More than 8 billion big datasets for chemical compounds available, comprising property data, spectra data, quantum data, and molecular descriptor data.
Tcichemicals.com is ranked number 139305 in the world and links to network IP address 113.146.132.105.
SCBT is a leading producer of monoclonal antibodies, RNAi, CRISPR KO/Activation products and chemicals for research. Cited in over 360,693 publications.
Thermo Fisher Scientific permet à nos clients de rendre le monde plus sain, plus propre et plus sûr.
ACS is one of the world’s largest scientific societies and the premier home of chemistry professionals. Find career opportunities, educational resources and more.
Your source for innovative, indispensable lab equipment, lab supplies, and services. View our wide selection of products for scientific research and education.
盖德化工网是化工行业企业间（B2B)网上电子商务平台和专业的化工信息门户，汇聚海量供求信息，提供产品供应，化工产品求购及化工企业名录、化工展会等全面的行业资讯信息，是中国国内化工与国外化工企业公司理想的宣传交流平台。
ChemBK Provides Chemical Properties, Molecular Formula, Melting Point, Boling Point, Solubility and MSDS, Hazard and Safety Information with simplicity and elegance
Search, Free Inquiry, Enhanced encyclopedia. MOLBASE is one of the largest integrated platforms for chemical e-commerce.
ChemiDay.com - это большая химико-биологическая энциклопедия, база уравнений химических реакций, база пищевых добавок и удобный поиск необходимой информации.
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.
Application for completing products and balancing equations of chemical reactions.
Get detailed information about chemistry and the elements. Solve problems easily using our calculators and solvers.
Molport.com is ranked number 1632450 in the world and links to network IP address 85.25.236.113.
Chemindustry.com - The leading vertical market advertising source for the chemical world.
Thermo Fisher Scientific, a world leader in serving science, is a major manufacturer and supplier of specialty chemicals, in particular, laboratory chemicals. Learn about our Laboratory Chemicals portfolio.
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Novusbio.com is ranked number 283723 in the world and links to network IP address 96.45.83.33.
Abcam, the leading supplier of protein research tools to life scientists. Discover more from a range of 118,000 antibodies, kits, proteins and other reagents
NEB is a leader in the discovery and development of molecular biology reagents. Restriction enzymes, polymerases, competent cells,sample prep for NGS, and more.
Find products, read reviews and hear about the latest technological developments on Biocompare
VWR - Providing Life Science Products and Service Solutions.
First published in 1869, Nature is the world’s leading multidisciplinary science journal. Nature publishes the finest peer-reviewed research that drives ground-breaking discovery, and is read by thought-leaders and decision-makers around the world.
Advancing excellence, connecting chemical scientists and shaping the future of the chemical sciences for the benefit of humanity.
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MDPI is a publisher of peer-reviewed, open access journals since its establishment in 1996.
960化工网提供专业的化学数据库，包括：专业的化合物数据库，供应商，现货库存，产品报价；提供专业的化学商城网站建设，优化，结构式搜索，专业化学erp软件服务；找化学品, 上960化工网，全国免费电话4000-025-960
杭州鼎好科技有限公司.
ChemNet is the Chemical Trading platform to connect chemical buyers and chemical sellers with Chemical Search Engine of Chemical Suppliers and Chemical Products.
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.
摩贝(MOLBASE)化学网是化学行业专业电商综合服务平台，整合海量优质化工供求信息如：化学产品、CAS号查询、化合物数据搜索、化工企业名录、结构式等行业信息，让化学品交易更简单。
Leading global producer of reference materials & proficiency testing schemes. Over 100,000 reference material products available online. 30+ years experience.
Aladdin-e.com is ranked number 1209689 in the world and links to network IP address 120.55.199.174.
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!
Cân bằng phương trình hóa học, chất hóa học, chuỗi phương trình, phản ứng hoá học. Hỗ trợ giải toán hóa học trung học cơ sở, phổ thông và ôn thi đại học
Здравствуйте! Меня зовут Степанов Виктор Николаевич. Я - профессиональный репетитор по химии, физике и математике. Подготовлю вас к ЕГЭ, ОГЭ, ДВИ и олимпиадам в офисе в Москве и онлайн. Более подробная информация - в разделе Обо мне. Информация о занятиях - в соответствующем разделе. На сайте представлены справочные и учебные материалы по всем предметам, статьи
ХиМиК.ру - сайт о химии и форум химиков.
Our site gathers more than 100 free services on math, physics, geometry and chemistry. Online calculators, lessons book and tasks solution examples.
Convert meters to cm. Use our online free meters to cm converter.
Use our calculator to find how many inches in any quantity of centimeter.
Chemspace - unique catalog of chemical building blocks. We simplify purchasing of chemical compounds.
Feet to Meters: Here’s how to convert ft to meters, including the formula, useful information and a converter you will like