bromthymol blue

bromthymol blue
noun Date: 1920 a dye derived from thymol that is an acid-base indicator — called also bro•mo•thy•mol blue

New Collegiate Dictionary. 2001.

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  • bromthymol blue — A substituted triphenylmethane dye (MW 624, pK 7.0), used primarily as a hydrogen ion indicator (yellow at pH 6.0, blue at pH 7.6); also a weak but toxic vital stain. * * * a dye, dibromothymolsulfonphthalein, used as an indicator in determining… …   Medical dictionary

  • bromthymol blue — noun a dye used as an acid base indicator • Syn: ↑bromothymol blue • Hypernyms: ↑dye, ↑dyestuff, ↑acid base indicator * * * noun see bromothymol blue …   Useful english dictionary

  • Bromothymol blue — chembox new ImageFile=Bromothymol blue 2D skeletal.png ImageFile1=Bromothymol blue 3D balls.png IUPACName= OtherNames= Section1=Chembox Identifiers CASNo=76 59 5 PubChem=6450 SMILES=CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)C(C… …   Wikipedia

  • bromothymol blue — noun see bromthymol blue …   New Collegiate Dictionary

  • bromothymol blue — noun a dye used as an acid base indicator • Syn: ↑bromthymol blue • Hypernyms: ↑dye, ↑dyestuff, ↑acid base indicator …   Useful english dictionary

  • dyestuff — noun a usually soluble substance for staining or coloring e.g. fabrics or hair • Syn: ↑dye • Derivationally related forms: ↑dye (for: ↑dye) • Hypernyms: ↑coloring material, ↑ …   Useful english dictionary

  • acid-base indicator — noun an indicator that changes color on going from acidic to basic solutions • Hypernyms: ↑indicator • Hyponyms: ↑phenolphthalein, ↑congo red, ↑methyl orange, ↑litmus, ↑litmus test, ↑brom …   Useful english dictionary

  • thiosulfate citrate–bile salts–sucrose agar — a selective medium containing peptone, yeast extract, citrate, thiosulfate, oxgall, sodium cholate, sucrose, sodium chloride, ferric citrate bromthymol blue, and thymol blue, used for the isolation of Vibrio cholerae and V. parahaemolyticus.… …   Medical dictionary

  • BTB — breakthrough bleeding; bromthymol blue …   Medical dictionary

  • citrate agar (Simmons) — an agar medium containing sodium citrate, sodium chloride, magnesium sulfate, bromthymol blue, and phosphate buffer, used to determine the ability of gram negative bacilli, particularly the Enterobacteriaceae, to utilize citrate as the sole… …   Medical dictionary

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