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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

merck offers chemicals for applications in laboratories and industry. biosciences, biopharma, food, cosmetics, lcds, pharmaceuticals, printing, plastics and coating

tci is a global manufacturer of chemicals for research and development, with reagents for chemistry, life science, materials science, and analytical chemistry.

bio-rad is a global leader in developing, manufacturing, and marketing a broad range of innovative products for the life science research and clinical diagnostic markets. learn more!

chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. here you can get chemical information (such as chemical physical properties, safety data, excellent china suppliers and their web addresses and etc.)by searching the name, cas number, molecular formula, molecular weight, mdl number, einecs number, structure.

scbt is a leading producer of monoclonal antibodies, rnai, crispr ko/activation products and chemicals for research. cited in over 360,693 publications.

r&d systems is a global resource for cell biology. find quality proteins, antibodies, elisa kits, laboratory reagents, and tools.

qiagen delivers sample to insights solutions that enable customers to unlock insights from the building blocks of life - dna, rna and proteins.

chemspider is a free chemical structure database providing fast access to over 100 million structures, properties and associated information.