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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Small and Specialty Supplier (3,250)

Quantity

0.036 g (1)
0.25 g (1)
1 L (225)
1 Pint (2)
1 g (141)
1 gal. (2)
1 kg (55)

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Color

Amber (15)
Beige (6)
Beige or Brown to Pink (2)
Beige or White to Yellow (3)
Beige to Brown (7)
Beige to Pink or Brown (3)
Beige to White or Tan (2)

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Grade

ACS (235)
ACS Reagent (70)
APHA (5)
ASTM (9)
Analysis (3)
Analytical Reagent (2)
BAKER ANALYZED™ ACS Reagent (9)

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Molecular Weight (g/mol)

1001.857 (2)
1017.63 (3)
1019.644 (11)
1037.99 (1)
1049.845 (3)
108.14 (3)
1086.36 g/mol (1)

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Type

1% Focus Acid Alcohol (2)
AFB Stain (1)
Acetocarmine (2)
Acetone Decolorizer (1)
Acetone-Alcohol (5)
Acetone-Alcohol, Carbol Fuchsin (1)
Acid Alcohol (3% HCL) (4)

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Percent Purity

≥40.0% (HPLC) (1)
≥42% (1)
≥42.0% (carminic acid) (3)
≥55% (1)
≥60% (TiCl3-titr.) (on substance as is) (2)
≥65% dye content (3)
≥70% (5)

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pH

>1.6 (3)
>12 (5)
>4 (2)
>5 (4)
>5.4 (13)
<1 (6)
<2 (8)

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Product Type

Acetate Buffer (1)
Anti-Polyvalent (1)
Antibody Diluent (1)
Bluing Reagent (6)
Buffer Solution (1)
Chicken IgY (IgG) ELISA (1)
Dehydrant 100% (1)

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Recommended Applications

Healthcare (140)

Volume (Metric)

0.75 mL/Ampule (6)
1 L (4)
1 L Stain, 1 L Decolorizer (1)
10 mL (1)
10 x 100 mL (1)
10 x 50 mL (1)
100 mL (7)

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646 – 660 of 6,780 results

646

Sigma-Aldrich Gram Stain Kit For Films

For delineating Gram-positive and Gram-negative organisms in films.

Pricing & Availability

647

Eosin Y Solution, Sigma-Aldrich

CAS: 17372-87-1 Molecular Weight (g/mol): 691.85 g/mol

Pricing & Availability
Specifications

CAS	17372-87-1
Molecular Weight (g/mol)	691.85 g/mol

648

Brilliant Blue R soln., Ready-to-Use, Thermo Scientific Chemicals

CAS: 6104-59-2 Molecular Formula: C45H44N3NaO7S2 Molecular Weight (g/mol): 825.97 MDL Number: MFCD00041762 InChI Key: HAEGGLCXLFWTBE-UHFFFAOYSA-M Synonym: Coomassie Brilliant Blue R; C.I. 42660 PubChem CID: 61365 IUPAC Name: sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate SMILES: [Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1

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Specifications

PubChem CID	61365
CAS	6104-59-2
Molecular Weight (g/mol)	825.97
MDL Number	MFCD00041762
SMILES	[Na+].CCOC1=CC=C(NC2=CC=C(C=C2)[C+](C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C2=CC=C(C=C2)N(CC)CC2=CC=CC(=C2)S([O-])(=O)=O)C=C1
Synonym	Coomassie Brilliant Blue R; C.I. 42660
IUPAC Name	sodium;3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate
InChI Key	HAEGGLCXLFWTBE-UHFFFAOYSA-M
Molecular Formula	C45H44N3NaO7S2

649

Sigma-Aldrich May-Grunwald Stain

Stain for use in the differential staining of cellular elements of blood.

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650

MilliporeSigma™ FSB, ≥95%, Calbiochem™,

CAS: 760988-03-2 Molecular Formula: C₂₄H₁₇FO₆ Synonym: (E,E)-1-Fluoro-2,5-bis(3-hydroxycarbonyl-4-hydroxy)styrylbenzene

Pricing & Availability
Specifications

CAS	760988-03-2
Synonym	(E,E)-1-Fluoro-2,5-bis(3-hydroxycarbonyl-4-hydroxy)styrylbenzene
Molecular Formula	C₂₄H₁₇FO₆

651

Arsenazo II, free acid, >80%, MP Biomedicals™

CAS: 1668-00-4 Molecular Formula: C22H18As2N4O14S2 Molecular Weight (g/mol): 776.363 MDL Number: MFCD00036695 InChI Key: TVMZRHVOFZTNET-RIRMOVKSSA-N Synonym: 2,2'-[1, 8-dihydroxy-3,6-disulfo-2, 7-naphthalene-bis(azo)dibenzenearsonic acid,2, 2'-[1, 8-dihydroxy-3 PubChem CID: 9810878 IUPAC Name: (3Z,6E)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid SMILES: C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4[As](=O)(O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)[As](=O)(O)O

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Specifications

PubChem CID	9810878
CAS	1668-00-4
Molecular Weight (g/mol)	776.363
MDL Number	MFCD00036695
SMILES	C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4[As](=O)(O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)[As](=O)(O)O
Synonym	2,2'-[1, 8-dihydroxy-3,6-disulfo-2, 7-naphthalene-bis(azo)dibenzenearsonic acid,2, 2'-[1, 8-dihydroxy-3
IUPAC Name	(3Z,6E)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid
InChI Key	TVMZRHVOFZTNET-RIRMOVKSSA-N
Molecular Formula	C22H18As2N4O14S2

652

Thermo Scientific Chemicals Azur eosin methylene-blue, pure, solution according to Giemsa

CAS: 51811-82-6

Pricing & Availability
Specifications

Lambda Max	523 to 526nm (c=0.1, MeOH) (eosine), 646 to 651nm (c=0.1, MeOH) (methylene blue)
CAS	67-56-1
Health Hazard 3	GHS P Statement: Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not breathe dust/fume/gas/mist/vapors/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF exposed: Call a POISON CENTER or doctor/physician. 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.
Color	Blue
MDL Number	MFCD00081642
Health Hazard 2	GHS H Statement: Highly flammable liquid and vapor. Toxic if inhaled. Toxic in contact with skin. Toxic if swallowed.
Physical Form	Solution
Packaging	Glass bottle
Health Hazard 1	Danger
Chemical Name or Material	Azur eosin methylene-blue
Grade	Pure

653

BD Difco™ Stains, Dyes, and Indicators

For Gram stain and acid-fast staining procedures

Pricing & Availability
Specifications

For Use With (Application)	For gram stain and acid fast staining procedures

654

Cresyl Violet acetate, pure, certified

CAS: 10510-54-0 Molecular Formula: C18H15N3O3 Molecular Weight (g/mol): 321.34 MDL Number: MFCD00013151,MFCD00013151 InChI Key: XKOCOMKJPWEOHX-UHFFFAOYSA-M PubChem CID: 44134641 SMILES: CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3

Pricing & Availability
Specifications

PubChem CID	44134641
CAS	10510-54-0
Molecular Weight (g/mol)	321.34
MDL Number	MFCD00013151,MFCD00013151
SMILES	CC([O-])=O.NC1=CC2=[O+]C3=C(N=C2C=C1)C1=CC=CC=C1C(N)=C3
InChI Key	XKOCOMKJPWEOHX-UHFFFAOYSA-M
Molecular Formula	C18H15N3O3

655

Primulin, MP Biomedicals™

CAS: 8064-60-6 Molecular Formula: C21H14N3NaO3S3 Molecular Weight (g/mol): 475.531 MDL Number: MFCD00005798 InChI Key: RSRNHSYYBLEMOI-UHFFFAOYSA-M Synonym: Direct Yellow 59,C.I. 49000 PubChem CID: 3769888 IUPAC Name: sodium;2-[2-(4-aminophenyl)-1,3-benzothiazol-6-yl]-6-methyl-1,3-benzothiazole-7-sulfonate SMILES: CC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC=C(C=C5)N)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	3769888
CAS	8064-60-6
Molecular Weight (g/mol)	475.531
MDL Number	MFCD00005798
SMILES	CC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC=C(C=C5)N)S(=O)(=O)[O-].[Na+]
Synonym	Direct Yellow 59,C.I. 49000
IUPAC Name	sodium;2-[2-(4-aminophenyl)-1,3-benzothiazol-6-yl]-6-methyl-1,3-benzothiazole-7-sulfonate
InChI Key	RSRNHSYYBLEMOI-UHFFFAOYSA-M
Molecular Formula	C21H14N3NaO3S3

656

Thermo Scientific Chemicals Methyl Red hydrochloride, ACS

CAS: 63451-28-5 Molecular Formula: C15H16ClN3O2 Molecular Weight (g/mol): 305.762 MDL Number: MFCD00012614 InChI Key: ICTWKXAVJAHRMK-UHFFFAOYSA-N Synonym: 2-[4-(Dimethylamino)phenyl]azobenzoic acid PubChem CID: 113227 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl

Pricing & Availability
Specifications

PubChem CID	113227
CAS	63451-28-5
Molecular Weight (g/mol)	305.762
MDL Number	MFCD00012614
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O.Cl
Synonym	2-[4-(Dimethylamino)phenyl]azobenzoic acid
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid;hydrochloride
InChI Key	ICTWKXAVJAHRMK-UHFFFAOYSA-N
Molecular Formula	C15H16ClN3O2

657

BioTracker 609 Red Ca2+ AM Dye, MilliporeSigma™

Live cell imaging calcium (Ca2+) indicator for neuroscience and cancer applications.

Pricing & Availability

658

BioTracker 529 Green Pluripotent Stem Cell Dye, MilliporeSigma™

Live cell imaging dye for pluripotent stem cells that selectively identifies undifferentiated human ES and iPS cells.

Pricing & Availability

659

Thermo Scientific Chemicals Chlorophenol Red, sodium salt, pure, water soluble

CAS: 123333-64-2 Molecular Formula: C19H11Cl2O5S Molecular Weight (g/mol): 422.25 MDL Number: MFCD00151199 InChI Key: QXTPRQZMDKBTAI-UNOMPAQXSA-M Synonym: 3', 3''-Dichlorophenolsulfonephthalein, sodium salt PubChem CID: 131846007 SMILES: OC1=CC=C(C=C1Cl)C(=C1/C=CC(=O)C(Cl)=C1)\C1=CC=CC=C1S([O-])(=O)=O

Pricing & Availability
Specifications

PubChem CID	131846007
CAS	123333-64-2
Molecular Weight (g/mol)	422.25
MDL Number	MFCD00151199
SMILES	OC1=CC=C(C=C1Cl)C(=C1/C=CC(=O)C(Cl)=C1)\C1=CC=CC=C1S([O-])(=O)=O
Synonym	3', 3''-Dichlorophenolsulfonephthalein, sodium salt
InChI Key	QXTPRQZMDKBTAI-UNOMPAQXSA-M
Molecular Formula	C19H11Cl2O5S

660

Epredia™ Richard-Allan Scientific™ Steiner-Steiner Silver, Silver Nitrate #2 Solution

Determine the presence of spirochetes and nonfilamentous bacteria with Epredia™ Richard-Allan Scientific™ Steiner-Steiner Silver.

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