Staining Reagents

Stains, staining systems, and blocking agents in a variety of types, grades, molecular weights, purities, and pH ranges; used to elucidate important structures of microorganisms including bacteria, viruses, protozoa, etc.

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571 – 585 of 7,339 results

571

Sigma-Aldrich Schiff′s Reagent Intense

For the detection of aldehyde and mucosubstances in microscopy.

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572

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Thermo Scientific Chemicals Congo Red, indicator grade

CAS: 573-58-0 Molecular Formula: C32H22N6Na2O6S2 Molecular Weight (g/mol): 696.664 MDL Number: MFCD00004028 InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L Synonym: C.I. 22120 PubChem CID: 11313 ChEBI: CHEBI:34653 IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	11313
CAS	573-58-0
Molecular Weight (g/mol)	696.664
ChEBI	CHEBI:34653
MDL Number	MFCD00004028
SMILES	C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
Synonym	C.I. 22120
IUPAC Name	disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChI Key	IQFVPQOLBLOTPF-UHFFFAOYSA-L
Molecular Formula	C32H22N6Na2O6S2

573

Phenol Red, ACS Grade, Sigma-Aldrich

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574

MilliporeSigma™ Calcein-AM, Calbiochem™,

CAS: 148504-34-1 Molecular Formula: C46H46N2O23 Molecular Weight (g/mol): 994.87 MDL Number: MFCD05861516 InChI Key: BQRGNLJZBFXNCZ-UHFFFAOYSA-N Synonym: Calcein-acetoxymethyl Ester, Diacetate, CAL-AM IUPAC Name: (acetyloxy)methyl 2-({2-[(acetyloxy)methoxy]-2-oxoethyl}({[3',6'-bis(acetyloxy)-7'-{[bis({2-[(acetyloxy)methoxy]-2-oxoethyl})amino]methyl}-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-2'-yl]methyl})amino)acetate SMILES: CC(=O)OCOC(=O)CN(CC(=O)OCOC(C)=O)CC1=CC2=C(OC3=CC(OC(C)=O)=C(CN(CC(=O)OCOC(C)=O)CC(=O)OCOC(C)=O)C=C3C22OC(=O)C3=CC=CC=C23)C=C1OC(C)=O

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Specifications

CAS	148504-34-1
Molecular Weight (g/mol)	994.87
MDL Number	MFCD05861516
SMILES	CC(=O)OCOC(=O)CN(CC(=O)OCOC(C)=O)CC1=CC2=C(OC3=CC(OC(C)=O)=C(CN(CC(=O)OCOC(C)=O)CC(=O)OCOC(C)=O)C=C3C22OC(=O)C3=CC=CC=C23)C=C1OC(C)=O
Synonym	Calcein-acetoxymethyl Ester, Diacetate, CAL-AM
IUPAC Name	(acetyloxy)methyl 2-({2-[(acetyloxy)methoxy]-2-oxoethyl}({[3',6'-bis(acetyloxy)-7'-{[bis({2-[(acetyloxy)methoxy]-2-oxoethyl})amino]methyl}-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-2'-yl]methyl})amino)acetate
InChI Key	BQRGNLJZBFXNCZ-UHFFFAOYSA-N
Molecular Formula	C46H46N2O23

575

BD Horizon™ Fixable Viability Stain 440 UV, 200 μg

For research use only

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576

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Thermo Scientific Chemicals Biebrich Scarlet, dye content approx. 70%

CAS: 4196-99-0 Molecular Formula: C22H14N4Na2O7S2 Molecular Weight (g/mol): 556.47 MDL Number: MFCD00003891 InChI Key: YCKMEQRBEVVZQF-VKZXTWAVSA-L Synonym: Acid Red 66,C.I. 26905,Ponceau BS,Croceine scarlet 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

Pricing & Availability
Specifications

PubChem CID	16219040
CAS	4196-99-0
Molecular Weight (g/mol)	556.47
MDL Number	MFCD00003891
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
Synonym	Acid Red 66,C.I. 26905,Ponceau BS,Croceine scarlet
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
InChI Key	YCKMEQRBEVVZQF-VKZXTWAVSA-L
Molecular Formula	C22H14N4Na2O7S2

577

Bromophenol Blue, Sodium Salt, MP Biomedicals™

Synonym: 3',3”,5',5”-tetrabromophenolsulfonphthalein sodium salt,3', 3”, 5'

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Specifications

Synonym	3',3”,5',5”-tetrabromophenolsulfonphthalein sodium salt,3', 3”, 5'

578

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Phenol Red, ACS, Spectrum™ Chemical

CAS: 143-74-8

Pricing & Availability
Specifications

CAS	143-74-8

579

Bromophenol Blue, Titration Suitable, Sigma-Aldrich

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580

Bromophenol Blue Solution, Sigma-Aldrich

Pricing & Availability

581

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Sudan Orange G, Spectrum™ Chemical

CAS: 2051-85-6

Pricing & Availability
Specifications

CAS	2051-85-6

582

Acid Fuchsin Calcium Salt, Sigma-Aldrich

CAS: 123334-10-1 Molecular Weight (g/mol): 579.64 g/mol

Pricing & Availability
Specifications

CAS	123334-10-1
Molecular Weight (g/mol)	579.64 g/mol

583

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Thermo Scientific Chemicals Crystal Violet, pure, high purity biological stain

CAS: 548-62-9 | C25H30ClN3 | 407.986 g/mol

Pricing & Availability
Specifications

Molecular Weight (g/mol)	407.986
ChEBI	CHEBI:41688
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
PubChem CID	11057
Percent Purity	≥96.0% (TiCl3-titration) (on dried substance)
Infrared Spectrum	Authentic
RTECS Number	BO9000000
Formula Weight	407.99
Melting Point	215.0°C
Color	Green
Loss on Drying	9% max. (110°C)
Physical Form	Powder or Crystals
Chemical Name or Material	Crystal Violet
Grade	Pure
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-]
Merck Index	15, 4430
CAS	90-94-8
Health Hazard 3	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Avoid release to the environment. Obtain special instructions before use. IF exposed or concerned: Get medical advice/attention. Do not eat, drink or smoke when using this product. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number	MFCD00011750
Health Hazard 2	GHS H Statement: Very toxic to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage. May cause cancer.
Packaging	Glass bottle
Solubility Information	Solubility in water: 16g/L (25°C). Other solubilities: soluble in chloroform, 1 g/10 mL alcohol, 1 g/15 mL glycerin, practically insoluble in ether
Health Hazard 1	Danger
Synonym	Basic Violet 3,C.I. 42555,Gentian Violet
TSCA	TSCA
IUPAC Name	[4-[bis[4-(dimethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride
Beilstein	13, 756
Molecular Formula	C25H30ClN3
EINECS Number	208-953-6

584

BioTracker 560 Orange Lysosome Dye, MilliporeSigma™

Live cell imaging dye for acidic cellular organelles such as lysosomes.

Pricing & Availability

585

Thermo Scientific Chemicals Bromocresol Green sodium salt, 0.04% w/v aq. soln.

CAS: 62625-32-5 MDL Number: MFCD00148898 Synonym: Bromocresol Green, water soluble

Pricing & Availability
Specifications

CAS	62625-32-5
MDL Number	MFCD00148898
Synonym	Bromocresol Green, water soluble

Staining Reagents

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Phenol Red, ACS, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Sudan Orange G, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Phenol Red, ACS, Spectrum™ Chemical

Sudan Orange G, Spectrum™ Chemical