Staining Reagents

Pyrocatechol Violet Indicator, For Metal Titration, Honeywell Fluka™

CAS: 115-41-3 Molecular Formula: C19H14O7S Molecular Weight (g/mol): 386.37 MDL Number: MFCD00005868 InChI Key: RRRCKIRSVQAAAS-UHFFFAOYSA-N Synonym: Catechol violet PubChem CID: 66993 IUPAC Name: 4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]benzene-1,2-diol SMILES: OC1=CC=C(C=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(O)=C1

Bromocresol green indicator, Reag. Ph. Eur., Honeywell Fluka™

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005875 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: 3′,3′′,5′,5′′-Tetrabromo-m-cresolsulfonephthalein,Bromocresol Blue PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Glyoxal-bis(2-hydroxyanil), ≥97.0% (from N), Honeywell Fluka™

CAS: 1149-16-2 Molecular Formula: C14H12N2O2 Molecular Weight (g/mol): 240.26 MDL Number: MFCD00002183 InChI Key: OMJNMRJMNUREOJ-KOBPNRPCSA-N PubChem CID: 5356911 SMILES: OC1=CC=CC=C1N\C=C\N=C1C=CC=CC1=O

Cresol Red Indicator, ≥83%, Honeywell Fluka™

CAS: 1733-12-6 Molecular Formula: C21H18O5S Molecular Weight (g/mol): 382.43 MDL Number: MFCD00005878 InChI Key: OBRMNDMBJQTZHV-UHFFFAOYSA-N Synonym: o-Cresolsulfonphthalein PubChem CID: 73013 ChEBI: CHEBI:86218 IUPAC Name: 4-[3-(4-hydroxy-3-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-methylphenol SMILES: CC1=CC(=CC=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1

Thermo Scientific Chemicals Orange II, pure

CAS: 633-96-5 Molecular Formula: C16H11N2NaO4S Molecular Weight (g/mol): 350.324 MDL Number: MFCD00011657 InChI Key: IGQFKZCLTLAWLO-UHFFFAOYSA-M Synonym: Acid Orange 7,C.I. 15510,p-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid, sodium salt PubChem CID: 44135675 IUPAC Name: sodium;4-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate SMILES: C1=CC=C2C(=C1)C=CC(=O)C2=NNC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+]

Tetrahydroxyquinone, Honeywell Fluka™

CAS: 5676-48-2 Molecular Formula: C6H8O8 Molecular Weight (g/mol): 208.122 MDL Number: MFCD00001597 InChI Key: PTIMJXRLFTZAOV-UHFFFAOYSA-N PubChem CID: 19849282 IUPAC Name: 2,3,5,6-tetrahydroxycyclohexa-2,5-diene-1,4-dione;dihydrate SMILES: C1(=C(C(=O)C(=C(C1=O)O)O)O)O.O.O

Copper phthalocyanine, dye content ca 95%

CAS: 147-14-8 Molecular Formula: C₃₂H₁₆CuN₈ MDL Number: MFCD00010719 Synonym: C.I. 74160,Pigment blue 15

Bromocresol Purple, 0.04% (w/v) Indicator Solution, Spectrum™ Chemical

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Bromocresol Purple, Spectrum™ Chemical

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Small and/or specialty supplier based on Federal laws and SBA requirements.
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CAS: 115-40-2

Brilliant Yellow, Spectrum™ Chemical

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CAS: 3051-11-4

Wright's Stain

CAS: 68988-92-1 Molecular Formula: C36H27Br4N3O5S+2 Molecular Weight (g/mol): 933.304 MDL Number: MFCD00082143 InChI Key: AXIKDPDWFVPGOD-UHFFFAOYSA-O PubChem CID: 25113599 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;2-(2,4,5,7-tetrabromo-3,6-dihydroxyxanthen-10-ium-9-yl)benzoic acid SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.C1=CC=C(C(=C1)C2=C3C=C(C(=C(C3=[O+]C4=C(C(=C(C=C24)Br)O)Br)Br)O)Br)C(=O)O

Thermo Scientific Chemicals Auramine O, 80% dye content

CAS: 2465-27-2 Molecular Formula: C17H22ClN3 Molecular Weight (g/mol): 303.834 MDL Number: MFCD00012484 InChI Key: KSCQDDRPFHTIRL-UHFFFAOYSA-N Synonym: C.I. 41000 PubChem CID: 17170 ChEBI: CHEBI:51876 IUPAC Name: 4-[4-(dimethylamino)benzenecarboximidoyl]-N,N-dimethylaniline;hydrochloride SMILES: CN(C)C1=CC=C(C=C1)C(=N)C2=CC=C(C=C2)N(C)C.Cl

Anthrone, MP Biomedicals™

CAS: 90-44-8 Molecular Formula: C14H10O Molecular Weight (g/mol): 194.23 MDL Number: MFCD00001187 InChI Key: RJGDLRCDCYRQOQ-UHFFFAOYSA-N Synonym: 9-10-dihydro-9-oxoanthracene,9(10H)-Anthracenone PubChem CID: 7018 ChEBI: CHEBI:33835 IUPAC Name: 9,10-dihydroanthracen-9-one SMILES: O=C1C2=CC=CC=C2CC2=CC=CC=C12

Thermo Scientific Chemicals Brilliant Blue G, pure

CAS: 6104-58-1 Molecular Formula: C47H48N3NaO7S2 Molecular Weight (g/mol): 854.025 MDL Number: MFCD00078482 InChI Key: RWVGQQGBQSJDQV-UHFFFAOYSA-M Synonym: Acid Blue 90,Brilliant Blue G 250,C.I. 42655 PubChem CID: 6328534 IUPAC Name: sodium;3-[[4-[(Z)-[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate SMILES: CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]

Biebrich Scarlet, MP Biomedicals™

Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: Acid Red 66 PubChem CID: 16219040 IUPAC Name: disodium 2-{2-[(1Z)-2-oxo-1,2-dihydronaphthalen-1-ylidene]hydrazin-1-yl}-5-[2-(4-sulfonatophenyl)diazen-1-yl]benzene-1-sulfonate SMILES: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(N\N=C2/C(=O)C=CC3=CC=CC=C23)C(=C1)S([O-])(=O)=O