Stains and Dyes

A variety of solutions used to selectively bind to and enhance the visibility of biological structures using color and/or fluorescence; used for histology, protein staining, electrophoresis, bacterial classification, blotting, etc.

196 – 210 of 6,409 results

196

ENG Scientific Acid-Fast Stain Kit, Modification of the Kinyoun Method

This Acid-Fast Stain Kit, Modification of the Kinyoun Method, is ideal for staining acid-fast bacteria. Use with Acid-fast stain kit.

Pricing & Availability
Specifications

Type	Acid Fast Stain
Form	Liquid
Packaging Type	Kit
Color	Dark Red
Quantity	1 Ea.
For Use With (Application)	In vitro diagnostic use

197

Thermo Scientific Chemicals Bromocresol Purple, pure, indicator grade

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.22 MDL Number: MFCD00011681 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: Bromcresol Purple,BCP,5', 5''-Dibromo-o-cresolsulfonephthalein PubChem CID: 8273 ChEBI: CHEBI:86154 SMILES: CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1

Pricing & Availability
Specifications

PubChem CID	8273
CAS	115-40-2
Molecular Weight (g/mol)	540.22
ChEBI	CHEBI:86154
MDL Number	MFCD00011681
SMILES	CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1
Synonym	Bromcresol Purple,BCP,5', 5''-Dibromo-o-cresolsulfonephthalein
InChI Key	ABIUHPWEYMSGSR-UHFFFAOYSA-N
Molecular Formula	C21H16Br2O5S

198

Thermo Scientific™ Remel™ Gram Enhancer

Thermo Scientific™ Remel Gram Enhancer is used to reduce the red color of background debris to give better contrast to small gram-negative microorganisms.

Pricing & Availability
Specifications

Type	Enhancer

199

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

CAS: 122965-43-9 | C₁₆H₁₈ClN₃S

Pricing & Availability
Specifications

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

200

Thermo Scientific™ Remel™ BactiDrop India Ink

Remel BactiDrop India Ink is for microscopic examination of encapsulated microorganisms.

Pricing & Availability

201

Thermo Scientific™ Remel™ Enhanced Gram Safranin

Thermo Scientific™ enhanced gram stain reagents are balanced to give a distinct gram-positive reaction and are less prone to over decolorization.

Pricing & Availability
Specifications

Type	Safranin

202

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

Pricing & Availability
Specifications

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

203

Thermo Scientific Chemicals Methylene Blue, 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; C.I. 52015 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

Pricing & Availability
Specifications

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; C.I. 52015
IUPAC Name	[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride;hydrate
InChI Key	CXKWCBBOMKCUKX-UHFFFAOYSA-M
Molecular Formula	C16H18ClN3S

204

Thermo Scientific Chemicals Methyl Red, ACS

CAS: 493-52-7 Molecular Formula: C15H15N3O2 Molecular Weight (g/mol): 269.304 MDL Number: MFCD00002425 InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N Synonym: C.I. 13020 PubChem CID: 10303 IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

Pricing & Availability
Specifications

PubChem CID	10303
CAS	493-52-7
Molecular Weight (g/mol)	269.304
MDL Number	MFCD00002425
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O
Synonym	C.I. 13020
IUPAC Name	2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid
InChI Key	CEQFOVLGLXCDCX-UHFFFAOYSA-N
Molecular Formula	C15H15N3O2

205

Thermo Scientific™ Remel™ TB Kinyoun AFB Stain Kit

For use in qualitative procedures to differentiate acid-fast from non-acid-fast bacteria and detect Cryptosporidium spp. in clinical specimens.

Pricing & Availability

206

Thermo Scientific Chemicals Ninhydrin, ACS reagent

CAS: 485-47-2 Molecular Formula: C9H6O4 Molecular Weight (g/mol): 178.143 MDL Number: MFCD00003791 InChI Key: FEMOMIGRRWSMCU-UHFFFAOYSA-N Synonym: 2,2-Dihydroxy-1,3-indanedione 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

Pricing & Availability
Specifications

PubChem CID	10236
CAS	485-47-2
Molecular Weight (g/mol)	178.143
ChEBI	CHEBI:86374
MDL Number	MFCD00003791
SMILES	C1=CC=C2C(=C1)C(=O)C(C2=O)(O)O
Synonym	2,2-Dihydroxy-1,3-indanedione
IUPAC Name	2,2-dihydroxyindene-1,3-dione
InChI Key	FEMOMIGRRWSMCU-UHFFFAOYSA-N
Molecular Formula	C9H6O4

207

Thermo Scientific™ Remel™ TB Auramine-Rhodamine T Stain

Thermo Scientific™ Remel TB Auramine-Rhodamine T is a fluorescent stain for microscopic detection of AFB.

Pricing & Availability

208

BD BBL™/Difco™ TB Methylene Blue

For staining mycobacteria by the Kinyoun (cold) and Ziehl-Neelsen (hot) acid-fast procedures

Pricing & Availability

209

BD BBL™/Difco™ TB Auramine-Rhodamine T

For staining mycobacteria by the Truant, Brett and Thomas fluorescent procedure

Pricing & Availability

210

Thermo Scientific Chemicals Methyl Orange, pure, indicator

CAS: 547-58-0 Molecular Formula: C14H14N3NaO3S Molecular Weight (g/mol): 327.334 MDL Number: MFCD00007502 InChI Key: STZCRXQWRGQSJD-UHFFFAOYSA-M Synonym: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise PubChem CID: 23673835 IUPAC Name: sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23673835
CAS	547-58-0
Molecular Weight (g/mol)	327.334
MDL Number	MFCD00007502
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
Synonym	4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt,Acid Orange 52,C.I. 13025,MO,Helianthise
IUPAC Name	sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
InChI Key	STZCRXQWRGQSJD-UHFFFAOYSA-M
Molecular Formula	C14H14N3NaO3S

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Thermo Scientific™ Remel™ Gram Enhancer GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ BactiDrop India Ink GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ Enhanced Gram Safranin GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ TB Auramine-Rhodamine T Stain GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

BD BBL™/Difco™ TB Auramine-Rhodamine T GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ Remel™ Gram Enhancer

Thermo Scientific™ Remel™ BactiDrop India Ink

Thermo Scientific™ Remel™ Enhanced Gram Safranin

Thermo Scientific™ Remel™ TB Auramine-Rhodamine T Stain

BD BBL™/Difco™ TB Auramine-Rhodamine T