GFS Chemicals Chemical Indicator Supplies
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Resazurin, Sodium Salt
GFS ChemicalsC12H6NO4Na CAS#: 62758-13-8 F.W.: 251.18 NFPA#: 2-1-1 Certifiable
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Amaranth Indicator
GFS ChemicalsThe GFS Chemicals amaranth comes in a light yellow liquid form with an unpleasant odor. The amaranth is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific and Technical Activities
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Thymol Blue, Sodium Salt Reagent (ACS)
GFS ChemicalsThymolsulfonphthalein. Water soluble pH indicator.
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SNAZOXS
GFS ChemicalsNaO3SC10H6N=NC9H4N(OH)(SO3Na) CAS#: 53611-17-9 F.W.: 503.42 Specific Gravity: 0.000 Descriptions: 7-(4-Sulfo-1-Naphthylazo)-8-Hydroxyquinoline-5-Sulfonic Acid, Sodium Salt. Indicator for…
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Variamine Blue B (ACS)
GFS ChemicalsCH3OC6H4NHC6H4NH2•HCl CAS#: 3566-44-7 F.W.: 250.73 N-[p-Methoxyphenyl]-p-phenylenediamine hydrochloride
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Ninhydrin Reagent (ACS)
GFS Chemicals2,2-Dihydroxy-1,3-indanedione;1,2,3-Indanetrione monohydrate. Indicator for amines.
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Cresol Red
GFS ChemicalsC21H17O5SNa CAS#: 62625-29-0 F.W.: 404.42 Descriptions: o-Cresolsulfonphthalein. Water soluble pH indicator.
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Naphthol Green B (ACS)
GFS ChemicalsFe(C10H5NO5SNa)3 CAS#: 19381-50-1 F.W.: 878.47 (Acid Green 1, C.I. 10020). Suitable for complexometry.
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Sulfo Orange Solution, 0.04% Aqueous
GFS ChemicalsVisual transition pH 11.0-12.6, yellow-orange/red
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C5H4N-N=N-C10H6OH CAS#: 85-85-8 F.W.: 249.26
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5,10,15,20-Tetraphenyl-21H,23H-Porphine, 97%
GFS Chemicals(C6H5)4C20H10N4 CAS#: 917-23-7 F.W.: 614.75 TPP. Contains 1-3% of the corresponding chlorin.
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7-Hydroxy-4-Methylcoumarin
GFS ChemicalsC10H8O3 CAS#: 90-33-5 F.W.: 176.17 4-Methylumbelliferone. Standard for fluorometric determination of enzyme activity.
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Thymolphthalein, Acs Reagent
GFS ChemicalsThe GFS Chemicals ACS thymolphthalein reagent is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Application: For Professional, Scientific and Technical Activities: other…
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Potassium Chromate, 63% W/V Indicator Solution
GFS ChemicalsK2CrO4 CAS#: 7789-00-6 F.W.: 194.20 63 g in 100 ml water
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Bromphenol Blue, Free Acid (ACS)
GFS ChemicalsC19H10Br4O5S CAS#: 115-39-9 F.W.: 669.97 Organic soluble pH indicator.
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Bromcresol Purple Solution, 0.04% Aqueous
GFS ChemicalsC21H15Br2O5SNa CAS#: 62625-30-3 F.W.: 562.22
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4-(P-Nitrophenylazo)-Resorcinol
GFS ChemicalsNO2C6H4N=NC6H3(OH)2 CAS#: 74-39-5 F.W.: 259.23 Descriptions: Azo Violet
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