GFS Chemicals Chemical Indicators
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1-amino-2-naphthol-4-sulfonic Acid, ACS Reagent
GFS ChemicalsThe GFS Chemicals 1-amino-2-naphthol-4-sulfonic acid comes in a light yellow liquid form with an unpleasant odor. The 1-amino-2-naphthol-4-sulfonic acid is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities:…
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Metalphthalein (ACS)
GFS ChemicalsC32H32N2O12•nH2O CAS#: 2411-89-4 F.W.: 636.62 Cresolphthalein Complexone
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SPADNS Reagent (ACS)
GFS Chemicals(HO)2C10H3(SO3Na)2N=NC6H4SO3Na CAS#: 23647-14-5 F.W.: 570.42 (4,5-Dihydroxy-3-(p-sulfophenylazo)-2,7-naphthalene disulfonic acid, trisodium
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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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Dichlorofluorescein Solution, 1% in Reagent Alcohol
GFS ChemicalsC20H10Cl2O5 CAS#: 76-54-0 F.W.: 401.20
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Methyl Orange / Xylene Cyanole Solution
GFS ChemicalsMethyl Orange 0.1%, Xylene Cyanole 0.26% in Water
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Potassium Chromate, Solution, 5%
GFS ChemicalsK2CrO4 CAS#: 7789-00-6 F.W.: 194.20 NFPA#: 4-0-2 Specific Gravity: 1.040 Indicator for volumetric chloride determination.
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Thymol Blue, Free Acid (ACS)
GFS ChemicalsC27H30O5S CAS#: 76-61-9 F.W.: 466.60 Thymolsulfonphthalein
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2',7'-Dichlorofluorescein (ACS)
GFS ChemicalsC20H10Cl2O5 CAS#: 76-54-0 F.W.: 401.20 2',7'-Dichloro-3,6-fluorandiol
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Ferric Ammonium Sulfate, Solution
GFS ChemicalsFeNH4(SO4)2•12H2O CAS#: 7783-83-7 F.W.: 482.20 Saturated Solution
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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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Resazurin, Sodium Salt
GFS ChemicalsC12H6NO4Na CAS#: 62758-13-8 F.W.: 251.18 NFPA#: 2-1-1 Certifiable
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Methyl Red Solution, 0.1% Aqueous
GFS ChemicalsC15H14N3O2Na CAS#: 845-10-3 F.W.: 291.29 Visual transition pH 4.2-6.2, pink-yellow
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Alizarin Red S
GFS ChemicalsThe GFS Chemicals alizarin red S comes in a light yellow liquid form with an unpleasant odor. The alizarin red S is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific and…
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The GFS Chemicals bromcresol solution comes in a light yellow liquid form with an unpleasant odor. The bromcresol solution is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific…
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Eosin Y (ACS)
GFS ChemicalsC20H6Br4Na2O5 CAS#: 17372-87-1 F.W.: 691.86 2',4',5',7'-Tetrabromofluorescein, Disodium Salt
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