Shaanxi Hongda Phytochemistry Co.,Ltd. is a professional economic entity of Shaanxi Hongda Group with hi-tech technology and scientific research.

Provides the useful service in finding chemical engineering, biochemistry, inorganic chemicals, oil and petrochemicals, dyes and pigments and more.

Chemistry Homework Clinic offers homework help on organic, inorganic and general chemistry courses for high school, college and graduate (post graduate) students. Our tutors from top schools can provide answers to your chemistry homework or course questions.

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Chmoogle offers chemists access to millions of public domain chemical structures and information about them. It provides very fast substructure searches and results can be shared by email with colleagues. The service is free both for the user and for the provider of data sources.

Analisadores de gases de combustão, monitores de gás, medidor de fuligem e opacidade. Detectores de gás combustível e hidrocarbonetos. Instrumentos para monitoramento de emissões e amostragem de gases em chaminés.

Hangzhou Gosun Biotechnologies Co.,Ltd is a specialist in developing and producing botanic extracting pharmaceutical intermediates. Equipped with advanced analysis equipment such as HPLC, GC, AAS and UV, we are mainly producing high quality botanic extract as Curcumin, Lycopene,Lutein, Grape Seed Extract, Green Tea Extract, Red Yeast Rice, Luo Han Guo Extract, Ginkgo Biloba Extract, Gotu Kola Extract, Kudzu Root Extract. For detailed information, please visit our website at www.gosunbio.com

Advanced periodic table with information’s about elements and very friendly interface.

Largest variety of laboratory supplies. Find laboratory equipment and supplies from over 200 name-brand manufactures.

Mayuka Labs, a start-up, is an integrated custom manufacturing company. It specializes in custom research, custom synthesis & custom manufacturing.