When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Difluoromethane - Wikipedia

    en.wikipedia.org/wiki/Difluoromethane

    In gas form, the compound will degrade in the atmosphere by reaction with photochemically-produced hydroxyl radicals. This process will form carbonyl difluoride. The half-life for this process is estimated to be 4 years. [3] Difluoromethane tends to enter the environment via the gas phase and accumulates there more commonly than in soils or ...

  3. Safety data sheet - Wikipedia

    en.wikipedia.org/wiki/Safety_data_sheet

    An example SDS, including guidance for handling a hazardous substance and information on its composition and properties. A safety data sheet (SDS), [1] material safety data sheet (MSDS), or product safety data sheet (PSDS) is a document that lists information relating to occupational safety and health for the use of various substances and products.

  4. Datasheet - Wikipedia

    en.wikipedia.org/wiki/Datasheet

    Front page of a floppy disk controller data sheet (1979) A datasheet, data sheet, or spec sheet is a document that summarizes the performance and other characteristics of a product, machine, component (e.g., an electronic component), material, subsystem (e.g., a power supply), or software in sufficient detail that allows a buyer to understand what the product is and a design engineer to ...

  5. 1,3,5-Triethylbenzene - Wikipedia

    en.wikipedia.org/wiki/1,3,5-Triethylbenzene

    Download as PDF; Printable version; In other projects ... Safety data sheet (SDS) [1] ... The vapour of 1,3,5-Triethylbenzene can form an explosive mixture with air ...

  6. Medical Subject Headings - Wikipedia

    en.wikipedia.org/wiki/Medical_Subject_Headings

    Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary for the purpose of indexing journal articles and books in the life sciences. It serves as a thesaurus of index terms that facilitates searching.

  7. 15-Crown-5 - Wikipedia

    en.wikipedia.org/wiki/15-Crown-5

    Metal salts isolated in this form include Co(ClO 4) 2, Ni(ClO 4) 2, Cu(ClO 4) 2, and Zn(ClO 4) 2. Seven coordinate species are most common for transition metal complexes of 15-crown-5, with the crown ether occupying the equatorial plane, along with 2 axial aqua ligands.

  8. Tris(2-aminoethyl)amine - Wikipedia

    en.wikipedia.org/wiki/Tris(2-aminoethyl)amine

    Tris(2-aminoethyl)amine is the organic compound with the formula N(CH 2 CH 2 NH 2) 3.This colourless liquid is soluble in water and is highly basic, consisting of a tertiary amine center and three pendant primary amine groups.

  9. Welded wire mesh - Wikipedia

    en.wikipedia.org/wiki/Welded_wire_mesh

    This type of mesh is a square grid of uniformly placed wires, welded at all intersections, and meeting the requirements of ASTM A185 and A497 or other standards. [1] The sizes are specified by combining the spacing, in inches or mm, and the wire cross section area in hundredths of square inches or mm2.