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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.
Stains and Dyes (1,838)
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1 – 15 of 989 results
1

Thermo Scientific Chemicals Methylene Blue, pure, certified, residual water

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

EDGE
PubChem CID 6099
CAS 7220-79-3
Molecular Weight (g/mol) 373.90
ChEBI CHEBI:6872
MDL Number MFCD00150008
SMILES O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym Basic Blue 9
IUPAC Name [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride
InChI Key XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula C16H24ClN3O3S
2
Promotions Available

Thermo Scientific™ Gram Stain Kit

Differentiate gram-positive organisms from gram-negative organisms using Gram Stain Kit.

3

Thermo Scientific Chemicals Methylene Blue hydrate, 96+%, high purity biological stain

CAS: 122965-43-9 Molecular Formula: C16H18ClN3S Molecular Weight (g/mol): 319.85 MDL Number: MFCD00150006 InChI Key: CXKWCBBOMKCUKX-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: [Cl-].CN(C)C1=CC=C2N=C3C=CC(C=C3SC2=C1)=[N+](C)C

EDGE
PubChem CID 16211647
CAS 122965-43-9
Molecular Weight (g/mol) 319.85
MDL Number MFCD00150006
SMILES [Cl-].CN(C)C1=CC=C2N=C3C=CC(C=C3SC2=C1)=[N+](C)C
Synonym Basic Blue 9 hydrate,C.I. 52015 hydrate
IUPAC Name [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride;hydrate
InChI Key CXKWCBBOMKCUKX-UHFFFAOYSA-M
Molecular Formula C16H18ClN3S
4

Ninhydrin Monohydrate, Extra Pure, Fisher Chemical™

CAS: 485-47-2 Molecular Formula: C9H6O4 Molecular Weight (g/mol): 178.143 MDL Number: 3791 InChI Key: FEMOMIGRRWSMCU-UHFFFAOYSA-N PubChem CID: 10236 ChEBI: CHEBI:86374 IUPAC Name: 2,2-dihydroxyindene-1,3-dione SMILES: C1=CC=C2C(=C1)C(=O)C(C2=O)(O)O

EDGE
PubChem CID 10236
CAS 485-47-2
Molecular Weight (g/mol) 178.143
ChEBI CHEBI:86374
MDL Number 3791
SMILES C1=CC=C2C(=C1)C(=O)C(C2=O)(O)O
IUPAC Name 2,2-dihydroxyindene-1,3-dione
InChI Key FEMOMIGRRWSMCU-UHFFFAOYSA-N
Molecular Formula C9H6O4
5

Crystal Violet, Fisher Chemical™
BIOPHARMA

6

Pro-Lab Diagnostics™ Gram's Iodine Solution

Use for convenient Gram staining of bacteria cells. Prolab Diagnostics™ Gram's Iodine Solution concentrates are 10 times concentrated to give a ready to use stain on dilution.

EDGE
Composition Ethanol
Type Gram Iodine
Format Liquid
Stain Type Gram Stain
Color Dark brown
Certifications/Compliance (EC) No 1907/2006, Annex II, (EU) No 453/2010, CE-mark
For Use With (Application) For Gram staining
Solution Type Reagent
7

Thermo Scientific Chemicals Methylene Blue, 1% w/v aq. soln.

CAS: 122965-43-9 | C16H18ClN3S

Concentration or Composition (by Analyte or Components) 3, 7-Bis(dimethylamino)phenothiazin-5-ium chloride hydrate: 1.0%; Water: 99%
CAS 7732-18-5
MDL Number MFCD00012111
Physical Form Liquid
Solubility Information Miscible with ethanol,chloroform,glacial acetic acid and glycerol. Slightly miscible with pyridine. Immiscible with ethyl ether,xylene,oleic acid,ethanol and acetone.
Chemical Name or Material Methylene Blue
TSCA Yes
Recommended Storage Ambient temperatures
Molecular Formula C16H18ClN3S
Formula Weight 319.86
Vapor Pressure 23 hPa (17mm Hg) at 20°C
Assay Percent Range 1% w/v aqueous solution
8

Thermo Scientific Chemicals Toluidine Blue O, pure

CAS: 92-31-9 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.82 MDL Number: MFCD00011934 InChI Key: HNONEKILPDHFOL-UHFFFAOYSA-M Synonym: Basic blue 17,C.I. 52040,Tolonium chloride PubChem CID: 7083 SMILES: [Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1

PubChem CID 7083
CAS 92-31-9
Molecular Weight (g/mol) 305.82
MDL Number MFCD00011934
SMILES [Cl-].CN(C)C1=CC=C2N=C3C=C(C)C(N)=CC3=[S+]C2=C1
Synonym Basic blue 17,C.I. 52040,Tolonium chloride
InChI Key HNONEKILPDHFOL-UHFFFAOYSA-M
Molecular Formula C15H16ClN3S
9

Thermo Scientific Chemicals Light Green SF Yellowish

CAS: 5141-20-8 Molecular Formula: C37H34N2Na2O9S3 Molecular Weight (g/mol): 792.844 MDL Number: MFCD00012121 InChI Key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L Synonym: Acid Green 5; C.I. 42095 PubChem CID: 21223 ChEBI: CHEBI:87065 IUPAC Name: disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]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=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]

PubChem CID 21223
CAS 5141-20-8
Molecular Weight (g/mol) 792.844
ChEBI CHEBI:87065
MDL Number MFCD00012121
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=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
Synonym Acid Green 5; C.I. 42095
IUPAC Name disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate
InChI Key DGOBMKYRQHEFGQ-UHFFFAOYSA-L
Molecular Formula C37H34N2Na2O9S3
10
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Thermo Scientific Chemicals Eriochrome™ Black T, pure, indicator grade

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: C.I. 14645,3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt,Mordant Black 11 PubChem CID: 87355429 IUPAC Name: (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

EDGE
PubChem CID 87355429
CAS 1787-61-7
Molecular Weight (g/mol) 461.38
MDL Number MFCD00003935
SMILES [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
Synonym C.I. 14645,3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt,Mordant Black 11
IUPAC Name (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium
InChI Key JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula C20H12N3NaO7S
11

Thermo Scientific Chemicals Sudan III

CAS: 85-86-9 Molecular Formula: C22H16N4O Molecular Weight (g/mol): 352.397 MDL Number: MFCD00003905 InChI Key: HTPQPMPFXUWUOT-UHFFFAOYSA-N Synonym: C.I. 26100; Solvent Red 23 PubChem CID: 6789251 IUPAC Name: 1-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalen-2-one SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC=CC=C43

EDGE
PubChem CID 6789251
CAS 85-86-9
Molecular Weight (g/mol) 352.397
MDL Number MFCD00003905
SMILES C1=CC=C(C=C1)N=NC2=CC=C(C=C2)NN=C3C(=O)C=CC4=CC=CC=C43
Synonym C.I. 26100; Solvent Red 23
IUPAC Name 1-[(4-phenyldiazenylphenyl)hydrazinylidene]naphthalen-2-one
InChI Key HTPQPMPFXUWUOT-UHFFFAOYSA-N
Molecular Formula C22H16N4O
12

Thermo Scientific Chemicals Eriochrome Black T

CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Molecular Weight (g/mol): 461.38 MDL Number: MFCD00003935 InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M Synonym: C.I. 14645; Mordant Black 11 PubChem CID: 87355429 SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

EDGE
PubChem CID 87355429
CAS 1787-61-7
Molecular Weight (g/mol) 461.38
MDL Number MFCD00003935
SMILES [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
Synonym C.I. 14645; Mordant Black 11
InChI Key JHUJLRKQZAPSDP-GXTSIBQPSA-M
Molecular Formula C20H12N3NaO7S
13
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Thermo Scientific Chemicals Methylene Blue trihydrate, 95%, pure

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 trihydrate,C.I. 52015 trihydrate PubChem CID: 104827 SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

EDGE
PubChem CID 104827
CAS 7220-79-3
Molecular Weight (g/mol) 373.90
MDL Number MFCD00150008
SMILES O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym Basic Blue 9 trihydrate,C.I. 52015 trihydrate
InChI Key XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula C16H24ClN3O3S
14

Thermo Scientific Chemicals Neutral Red, ACS

CAS: 553-24-2 Molecular Formula: C15H17ClN4 Molecular Weight (g/mol): 288.779 MDL Number: MFCD00012651 InChI Key: PGSADBUBUOPOJS-UHFFFAOYSA-N Synonym: Basic Red 5; C.I. 50040 PubChem CID: 11105 ChEBI: CHEBI:86370 IUPAC Name: 8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride SMILES: CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl

EDGE
PubChem CID 11105
CAS 553-24-2
Molecular Weight (g/mol) 288.779
ChEBI CHEBI:86370
MDL Number MFCD00012651
SMILES CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl
Synonym Basic Red 5; C.I. 50040
IUPAC Name 8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
InChI Key PGSADBUBUOPOJS-UHFFFAOYSA-N
Molecular Formula C15H17ClN4
15

Thermo Scientific Chemicals Patent Blue VF, pure, indicator grade

CAS: 129-17-9 Molecular Formula: C27H31N2NaO6S2 Molecular Weight (g/mol): 566.66 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: [Na+].CCN(CC)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(CC)CC)C1=CC=C(C=C1S([O-])(=O)=O)S([O-])(=O)=O

EDGE
PubChem CID 8507
CAS 129-17-9
Molecular Weight (g/mol) 566.66
ChEBI CHEBI:34906
MDL Number MFCD00012119
SMILES [Na+].CCN(CC)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(CC)CC)C1=CC=C(C=C1S([O-])(=O)=O)S([O-])(=O)=O
Synonym Acid Blue 1,C.I. 42045,αzurine 2G,Sulphan blue
IUPAC Name sodium;4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]benzene-1,3-disulfonate
InChI Key SJEYSFABYSGQBG-UHFFFAOYSA-M
Molecular Formula C27H31N2NaO6S2