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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Available on GSA/VA Contract (198)
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Greener Choice (20)
Production Products (37)
Science Education (164)
Small and Specialty Supplier (2,320)

Quantity

0.036 g (1)
0.25 g (1)
1 Ea. (176)
1 L (186)
1 Pint (2)
1 g (139)
1 gal. (2)

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Color

Amber (12)
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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Molecular Weight (g/mol)

1001.857 (2)
1019.644 (11)
102.91 (1)
1037.99 (1)
1049.845 (3)
106.42 (9)
108.14 (3)

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Grade

ACS (213)
ACS Reagent (70)
APHA (5)
ASTM (6)
Analysis (3)
Analytical (1)
Analytical Reagent (2)

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Product Type

1% Focus Acid Alcohol (2)
AFB Stain (1)
Acetate Buffer (1)
Acetocarmine (2)
Acetone Decolorizer (1)
Acetone-Alcohol (5)
Acetone-Alcohol, Carbol Fuchsin (1)

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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 (4)
<2 (7)

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Volume (Metric)

0.5 mL (16)
0.75 mL/Ampule (6)
1 L (5)
1 L Stain, 1 L Decolorizer (1)
1 mL (2)
10 mL (1)
10 x 100 mL (1)

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Recommended Applications

Healthcare (140)

Form

Liquid (82)
Solution (19)

Search Within Results

586 – 600 of 7,339 results

586

Epredia™ Richard-Allan Scientific™ Modified Grocott's Methenamine Silver (Chromic Acid) Kit

Uniquely modified silver stain formulation.

Pricing & Availability
Specifications

For Use With (Application)	Histological and Cytological Staining

587

Chromotrope 2R, Sigma-Aldrich

Pricing & Availability

588

Gram's Iodine Solution, Sigma-Aldrich

Pricing & Availability

589

Phenolphthalein Solution, Sigma-Aldrich

Pricing & Availability

590

Sigma-Aldrich Bouin’s Solution

Histological fixative used in preserving delicate tissue structures.

Pricing & Availability

591

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Thermo Scientific Chemicals May-Gruenwald Stain, pure

CAS: 524698-43-9

Pricing & Availability
Specifications

Lambda Max	in 66:33 IMS:water, 655 to 670nm (blue), 515 to 530nm (red)
CAS	524698-43-9
Infrared Spectrum	Authentic
Color	Brown or Green
MDL Number	MFCD00131580
Physical Form	Fine Crystalline Powder
Packaging	Glass bottle
Solubility Information	Solubility in water: soluble.
Chemical Name or Material	May-Gruenwald Stain
Grade	Pure

592

Thermo Scientific™ Remel™ DMSO Modified Acid Fast Stain Kit

Thermo Scientific™ Remel DMSO Modified Acid Fast Stain Kit is for detection of acid-fast microorganisms.

Pricing & Availability

593

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Thermo Scientific Chemicals Methyl Green, zinc chloride

CAS: 7114-03-6 Molecular Formula: C27H35Cl4N3Zn Molecular Weight (g/mol): 608.78 MDL Number: MFCD00151094 InChI Key: ZKOGXCSOLMZRAZ-UHFFFAOYSA-J Synonym: C.I. 42590 PubChem CID: 131675247 IUPAC Name: zinc;[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;trichloride SMILES: CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Cl-].[Cl-].[Zn+2].[Br-]

Pricing & Availability
Specifications

PubChem CID	131675247
CAS	7114-03-6
Molecular Weight (g/mol)	608.78
MDL Number	MFCD00151094
SMILES	CC[N+](C)(C)C1=CC=C(C=C1)C(=C2C=CC(=[N+](C)C)C=C2)C3=CC=C(C=C3)N(C)C.[Cl-].[Cl-].[Cl-].[Zn+2].[Br-]
Synonym	C.I. 42590
IUPAC Name	zinc;[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-ethyl-dimethylazanium;bromide;trichloride
InChI Key	ZKOGXCSOLMZRAZ-UHFFFAOYSA-J
Molecular Formula	C27H35Cl4N3Zn

594

MilliporeSigma™ Nuclear fast red-aluminum sulfate solution 0.1%

for microscopy

Pricing & Availability

595

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Phenol, Fused Crystal, USP, 99-100.5%, Spectrum™ Chemical

CAS: 108-95-2 Molecular Formula: C6H6O Molecular Weight (g/mol): 94.11 MDL Number: MFCD00002143 InChI Key: ISWSIDIOOBJBQZ-UHFFFAOYSA-N IUPAC Name: phenol SMILES: OC1=CC=CC=C1

Pricing & Availability
Specifications

CAS	108-95-2
Molecular Weight (g/mol)	94.11
MDL Number	MFCD00002143
SMILES	OC1=CC=CC=C1
IUPAC Name	phenol
InChI Key	ISWSIDIOOBJBQZ-UHFFFAOYSA-N
Molecular Formula	C6H6O

596

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Methylene Blue, 1% (w/v) Aqueous Solution, Spectrum™ Chemical

Pricing & Availability
Specifications

CAS	7220-79-3
Color	Blue
Packaging	Poly Bottle
Chemical Name or Material	Methylene Blue
Grade	Chemical Solution
Concentration	1%

597

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Thermo Scientific Chemicals Methylthymol blue, tetrasodium salt, ACS reagent, indicator grade

CAS: 1945-77-3 Molecular Formula: C37H44N2Na4O13S Molecular Weight (g/mol): 848.779 MDL Number: MFCD00148905 InChI Key: LGVVZVZPOQJZKT-UHFFFAOYSA-N PubChem CID: 131850582 IUPAC Name: 2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]

Pricing & Availability
Specifications

PubChem CID	131850582
CAS	1945-77-3
Molecular Weight (g/mol)	848.779
MDL Number	MFCD00148905
SMILES	CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]
IUPAC Name	2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium
InChI Key	LGVVZVZPOQJZKT-UHFFFAOYSA-N
Molecular Formula	C37H44N2Na4O13S

598

R&D Systems™ Goat VisUCyte HRP Polymer-DAB Cell & Tissue Staining Kit

Cell & Tissue Staining Kit

Pricing & Availability

599

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Erythrosin B, Spectrum™ Chemical

CAS: 16423-68-0

Pricing & Availability
Specifications

CAS	16423-68-0

600

May-Grünwald's Eosine-Methylene Blue Solution Modified, For Microscopy, MilliporeSigma™

Pricing & Availability
Specifications

Color	Blue
Physical Form	Liquid
Health Hazard 1	H225: Highly flammable liquid and vapour. H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled H370: Causes damage to organs
UN Number	UN 1230
DOT Information	DOT Class: 3 (6.1), Packaging Group: II
Chemical Name or Material	May-Grünwald's Eosine-Methylene Blue Solution Modified
EINECS Number	200-659-6
Odor	Smells like methanol
Vapor Pressure	125 hPa at 20°C

Staining Reagents

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Phenol, Fused Crystal, USP, 99-100.5%, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Methylene Blue, 1% (w/v) Aqueous Solution, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

R&D Systems™ Goat VisUCyte HRP Polymer-DAB Cell & Tissue Staining Kit Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Phenol, Fused Crystal, USP, 99-100.5%, Spectrum™ Chemical

Methylene Blue, 1% (w/v) Aqueous Solution, Spectrum™ Chemical

R&D Systems™ Goat VisUCyte HRP Polymer-DAB Cell & Tissue Staining Kit

Erythrosin B, Spectrum™ Chemical