Rigorous methods for removing as much unconjugated dye as practical, followed by assay of dextran conjugates by thin-layer chromatography to help ensure absence of low molecular weight contaminants DEXTRAN, FLUORESCEIN, 300The fluorescein 3000 MW lysine-fixable dextran

A fluorescent dye well suited for monitoring cell movement or location X20 Celltracker(tm) orange cm Store at -20CCellTracker reagents freely diffuse through the

Rigorous methods for removing as much unconjugated dye as practical, followed by assay of dextran conjugates by thin-layer chromatography to help ensure absence of low molecular weight contaminants DEXTRAN, FLUORESCEIN, 300The fluorescein 3000 MW dextran is intrinsically

High-purity form of DAPI stain in room temperature-stable solution that is provided in dropper bottle X6 NUCBLUE(TM) FIXED CELL STAIN (DAPI SPECIALformulation) 2.5mL store at ambient

Commonly used as an agent to induce apoptosis and can calibrate potentiometric responses in membrane experiments involving potential-sensitive dyes VALINOMYCINValinomycin is a potassium selective ionophore

500ML Azur eosin methylene-blue, pure, solution according to Giemsa

For use with the Countess™ Automated Cell Counter TRYPAN BLUE STAIN 0.4%

Rigorous methods for removing as much unconjugated dye as practical, followed by an assay of dextran conjugates by thin-layer chromatography to help ensure the absence of low molecular weight contaminants DEXTRAN, BIOTIN, 70,000 MThe lysine fixable, biotinylated 70,000 MW

CAS: 2321-07-5 Molecular Formula: C20H12O5 Molecular Weight (g/mol): 332.31 MDL Number: MFCD00005050 InChI Key: GNBHRKFJIUUOQI-UHFFFAOYSA-N PubChem CID: 16850 ChEBI: CHEBI:31624 IUPAC Name: 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O 100GR Fluorescein, pure

Can be used to determine cell viability in most eukaryotic cells X20 Calcein, am 20x special packaging Store atCalcein AM is a cell-permeant dye that can be

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.376 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O 100GR Phenol Red, pure, indicator

Provides microsphere standards that generate a series of well-defined fluorescent intensity levels for constructing calibration curves and evaluating sample brightness BLUE (350/440 KIT, INSPECK(TM) 0 STORE AT 2° TO8°C

CAS: 1393-92-6 MDL Number: MFCD00131528 500GR Litmus, pure, indicator grade

CAS: 2390-54-7 Molecular Formula: C17H19ClN2S Molecular Weight (g/mol): 318.863 MDL Number: MFCD00011944 InChI Key: JADVWWSKYZXRGX-UHFFFAOYSA-M Synonym: Basic Yellow 1, C.I. 49005 PubChem CID: 16953 ChEBI: CHEBI:76023 IUPAC Name: 4-(3,6-dimethyl-1,3-benzothiazol-3-ium-2-yl)-N,N-dimethylaniline;chloride SMILES: CC1=CC2=C(C=C1)[N+](=C(S2)C3=CC=C(C=C3)N(C)C)C.[Cl-] 25GR Thioflavin T

CAS: 548-62-9 Molecular Formula: C25H30ClN3 Molecular Weight (g/mol): 407.986 MDL Number: MFCD00011750 InChI Key: ZXJXZNDDNMQXFV-UHFFFAOYSA-M Synonym: Basic Violet 3, C.I. 42555, Gentian Violet PubChem CID: 11057 ChEBI: CHEBI:41688 IUPAC Name: [4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-] 500GR Crystal Violet, pure, indicator

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.222 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: Bromcresol Purple, BCP, 5', 5''-Dibromo-o-cresolsulfonephthalein PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)C)Br)O 5GR Bromocresol Purple, pure, indicator grade

CAS: 596-01-0 Molecular Formula: C28H18O4 Molecular Weight (g/mol): 418.448 MDL Number: MFCD00036202 InChI Key: HQHBAGKIEAOSNM-UHFFFAOYSA-N PubChem CID: 68993 IUPAC Name: 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O 25GR alpha-Naphtholphthalein, pure, indicator

Coverslip-seal combination that attaches to microscope slides to form microwells optimized for carrying out in situ hybridization procedures SECURE-SEAL(TM) HYBRIDIZAchambers, 9 mm diameter, 0.8 mm deep

Visible light-excitable Ca²⁺ indicator, CALCIUM GREEN(TM)-5N, HEXThe cell-impermeant visible light-excitable Ca2+

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.222 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: 5', 5”-dibromo-o-cresolsulfonephthalein PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)C)Br)O BROMOCRESOL PURPLE 100 G

CAS: 1667-99-8 Molecular Formula: C23H13Cl2Na3O9S Molecular Weight (g/mol): 605.277 MDL Number: MFCD00001615 InChI Key: FUIZKNBTOOKONL-UHFFFAOYSA-K Synonym: Mordant Blue 29, C.I. 43825 PubChem CID: 54736314 IUPAC Name: trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate SMILES: CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+] CHROME AZUROL S, 10 G

CAS: 129-17-9 Molecular Formula: C27H31N2NaO6S2 Molecular Weight (g/mol): 566.663 MDL Number: MFCD00012119 InChI Key: SJEYSFABYSGQBG-UHFFFAOYSA-M Synonym: Acid Blue 1, C.I. 42045, αzurine 2G, Sulphan blue PubChem CID: 8507 ChEBI: CHEBI:34906 IUPAC Name: sodium;4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]benzene-1,3-disulfonate SMILES: CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=C(C=C(C=C3)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+] 25GR Patent Blue VF, pure, indicator grade

CAS: 2411-89-4 Molecular Formula: C32H32N2O12 Molecular Weight (g/mol): 636.61 MDL Number: MFCD00005911 InChI Key: IYZPEGVSBUNMBE-UHFFFAOYSA-N Synonym: o-Cresolphthalexon, Phthalein Complexon PubChem CID: 75485 IUPAC Name: 2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C(=C4)CN(CC(=O)O)CC(=O)O)O)C)CN(CC(=O)O)CC(=O)O)O 100GR o-Cresolphthalein Complexone, pure

CAS: 122965-43-9 Molecular Formula: C16H20ClN3OS Molecular Weight (g/mol): 337.866 MDL Number: MFCD00150006 InChI Key: WQVSELLRAGBDLX-UHFFFAOYSA-M Synonym: Basic Blue 9 hydrate, C.I. 52015 hydrate PubChem CID: 16211647 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride;hydrate SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.O.[Cl-] 100GR Methylene Blue hydrate, 96+%, high purity biological stain

CAS: 1910-42-5 Molecular Formula: C12H14Cl2N2 Molecular Weight (g/mol): 257.158 MDL Number: MFCD00150001 InChI Key: FIKAKWIAUPDISJ-UHFFFAOYSA-L Synonym: Paraquat, dichloride PubChem CID: 15938 ChEBI: CHEBI:28786 IUPAC Name: 1-methyl-4-(1-methylpyridin-1-ium-4-yl)pyridin-1-ium;dichloride SMILES: C[N+]1=CC=C(C=C1)C2=CC=[N+](C=C2)C.[Cl-].[Cl-] 1GR Methyl Viologen hydrate, 98%

CAS: 2650-17-1 Molecular Formula: C₂₅H₂₇N₂NaO₆S₂ MDL Number: MFCD00040657 Synonym: Acid blue 147 monosidium salt, C.I. 42135 50GR Xylene cyanol FF, ~75%

25GR Bromophenol blue sodium salt

Made from a recombinant version of the B subunit only to provide a very high-purity product that is completely free of the toxic A subunit CHOLERA TOXIN SUBUNIT B (The Alexa Fluor® 488 cholera toxin subunit B

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.376 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonephthalein PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O 10GR Phenol Red, ACS reagent

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M PubChem CID: 23686673 IUPAC Name: sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+] 100GR Phenol Red, sodium salt, pure, water soluble, indicator