Post memes/jokes in /r/chemistrymemes and /r/chemistryjokes. Any such posts will be deleted.Īsk education and jobs questions in the current weekly topic. If you're looking for a more concentrated, advanced discussion of chemistry topics among professionals and grad students, check out /r/Chempros.īefore asking "What chemical is this?" see this chart. Click here for the OSHA chemical data site and here for a multicompany MSDS aggregate search. We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production. If you spill/injure yourself contact medical professionals and read the MSDS, do not post to this reddit. A user simply draws a structure, substructure or compound fragment using one of three popular chemical structure drawing tools, ChemDraw, ISIS/Draw or Kekul. Yes links to blogs, images, videos, comics, and infographics are okay especially if they are on your personal website. No physorg, sciencedaily, or other press release aggregator spam!
Sigma aldrich chem draw license#
If a caption or explanation is included this helps, but please use your discretion.īefore asking about chemical drawing/illustration programs, look at your school's IT/software website and see if they provide an institutional license of ChemDraw (hint: if they have a chemistry department, they will) Likewise, simple pictures of uninteresting and garden variety chemistry-related things are not appreciated. For example, separation of pharmaceutical metabolites. Effective with compound samples containing polar groups. DSC-18 is effective in eluting highly hydrophobic molecules that are too strong to hold. Variations between production lots are minimized.
No memes, rage comics, image macros, reaction gifs, or other "zero-content" material. Silica gel-based solid phase extraction tube with quality assurance certificate.
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