Chemicool 备择方案 & 竞争对手
Award winning periodic table with user-friendly element data and facts. Cool online chemistry videos, dictionary, tools, etc.
替代品和竞争对手 chemicool.com 在内容、流量和结构方面
The periodic table of the elements by WebElements.
Chemistry Explained: A-Ar, Ar-Bo, Bo-Ce, Ce-Co, Co-Di, Di-Fa, Fe-Ge, Ge-Hy, Hy-Kr, Kr-Ma, Ma-Na, Ne-Nu, Ny-Pi, Pl-Pr, Pr-Ro, Ru-Sp, St-Te, Te-Va, and Va-Z
School City of Hobart / Homepage.
An up-to-date periodic table with detailed but easy to understand information
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.
The definitive online periodic table reference site including technical data, and photographs and descriptions of thousands of samples of the chemical elements.
Visit this site to learn about the Periodic Table and chemical elements. All you need to know about the Periodic Table. A comprehensive educational resource and guide for students on the Standard Periodic Table of elements and their Atomic numbers.
EnvironmentalChemistry.com: Environmental, Chemistry & Hazardous Materials News, Careers & Resources.
Tabulka.cz is ranked number 10M in the world and links to network IP address 81.2.195.60.
Scitation is home to the most influential news, comment, analysis and research in the Physical Sciences
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.
American Physical Society (APS) is a non-profit membership organization working to advance and diffuse the knowledge of physics through its outstanding research journals, scientific meetings, and education, outreach, advocacy and international activities.
ChemicalBook - Chemical Search Engine.
ChemSpider is a free chemical structure database providing fast access to over 100 million structures, properties and associated information.
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Thermo Fisher Scientific permet à nos clients de rendre le monde plus sain, plus propre et plus sûr.
Chemické prvky, popis, fyzikální a chemické vlastnosti, reakce, sloučeniny, výskyt v přírodě, výroba a praktické využití. Periodická soustava, periodický zákon a jeho význam pro studium chemie prvků. Periodická tabulka ke stažení.
Interactive Periodic Table with Names, atomic mass, Charges, electronegativity, with mass, electron configuration & Electronegativity Chart.
Сайт онлайн-сервисов. К Вашим услугам различные калькуляторы, таблицы, конвертеры, формулы
Elsevier est une entreprise mondiale d'analyse de données qui aide les instituts et les professionnels de santé à faire avancer la science et à améliorer leurs performances.
Springer - Our business is publishing. Throughout the world, we provide scientific and professional communities with superior specialist information;
Open-access publisher of peer-reviewed scientific articles across the entire spectrum of academia. Research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.
Official website of the National Institutes of Health (NIH). NIH is one of the world's foremost medical research centers. An agency of the U.S. Department of Health and Human Services, the NIH is the Federal focal point for health and medical research. The NIH website offers health information for the public, scientists, researchers, medical professionals, patients, educators,
Access 130+ million publications and connect with 20+ million researchers. Join for free and gain visibility by uploading your research.
IEEE is the world's largest technical professional organization dedicated to advancing technology for the benefit of humanity.
Search and explore the millions of quality, peer-reviewed journal articles published under the Taylor & Francis and Routledge imprints.
Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Association for Computing Machinery.
Your home for data science. A Medium publication sharing concepts, ideas and codes.
Find products, read reviews and hear about the latest technological developments on Biocompare
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
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。
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