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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Color

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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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Grade

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Type

1% Focus Acid Alcohol (2)
AFB Stain (1)
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Acid Alcohol (3% HCL) (4)

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Percent Purity

≥40.0% (HPLC) (1)
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≥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)
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>5.4 (13)
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Product Type

Acetate Buffer (1)
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Chicken IgY (IgG) ELISA (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)
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Search Within Results

946 – 960 of 7,060 results

946

Thermo Scientific Chemicals Eosin Y, pure, certified

CAS: 17372-87-1 Molecular Formula: C20H12Br4Na2O8 Molecular Weight (g/mol): 691.85 MDL Number: MFCD00005040 InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L Synonym: 2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,C.I. 45380,2', 4', 5' PubChem CID: 91886399 IUPAC Name: disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]

Pricing & Availability
Specifications

PubChem CID	91886399
CAS	17372-87-1
Molecular Weight (g/mol)	691.85
MDL Number	MFCD00005040
SMILES	C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]
Synonym	2',4',5',7'-Tetrabromofluorescein, disodium salt,Eosin Yellowish,C.I. 45380,2', 4', 5'
IUPAC Name	disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate
InChI Key	MASXMTNVNASWNH-UHFFFAOYSA-L
Molecular Formula	C20H12Br4Na2O8

947

Thermo Scientific Chemicals Rhodamine B, 99+%, pure, laser grade

CAS: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.02 MDL Number: MFCD00011931 InChI Key: PYWVYCXTNDRMGF-UHFFFAOYSA-N Synonym: Basic Violet 10,C.I. 45170 PubChem CID: 6694 ChEBI: CHEBI:52334 IUPAC Name: [9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride SMILES: [Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC

Pricing & Availability
Specifications

PubChem CID	6694
CAS	81-88-9
Molecular Weight (g/mol)	479.02
ChEBI	CHEBI:52334
MDL Number	MFCD00011931
SMILES	[Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC
Synonym	Basic Violet 10,C.I. 45170
IUPAC Name	[9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride
InChI Key	PYWVYCXTNDRMGF-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O3

948

Thermo Scientific Chemicals Nile Red, 99%, pure

CAS: 7385-67-3 Molecular Formula: C20H18N2O2 Molecular Weight (g/mol): 318.38 MDL Number: MFCD00011639 InChI Key: VOFUROIFQGPCGE-UHFFFAOYSA-N Synonym: Nile blue A oxazone PubChem CID: 65182 ChEBI: CHEBI:52169 SMILES: CCN(CC)C1=CC=C2N=C3C(OC2=C1)=CC(=O)C1=CC=CC=C31

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Specifications

PubChem CID	65182
CAS	7385-67-3
Molecular Weight (g/mol)	318.38
ChEBI	CHEBI:52169
MDL Number	MFCD00011639
SMILES	CCN(CC)C1=CC=C2N=C3C(OC2=C1)=CC(=O)C1=CC=CC=C31
Synonym	Nile blue A oxazone
InChI Key	VOFUROIFQGPCGE-UHFFFAOYSA-N
Molecular Formula	C20H18N2O2

949

Thermo Scientific Chemicals Phenolphthalein disulfate, tripotassium salt trihydrate, 98%, pure

CAS: 62625-16-5 Molecular Formula: C20H13K3O11S2 Molecular Weight (g/mol): 610.73 MDL Number: MFCD00150194 InChI Key: PLHSVCWOEHYSHO-UHFFFAOYSA-K PubChem CID: 129893851 SMILES: [K+].[K+].[K+].OC(C1=CC=C(OS([O-])(=O)=O)C=C1)(C1=CC=C(OS([O-])(=O)=O)C=C1)C1=CC=CC=C1C([O-])=O

Pricing & Availability
Specifications

PubChem CID	129893851
CAS	62625-16-5
Molecular Weight (g/mol)	610.73
MDL Number	MFCD00150194
SMILES	[K+].[K+].[K+].OC(C1=CC=C(OS([O-])(=O)=O)C=C1)(C1=CC=C(OS([O-])(=O)=O)C=C1)C1=CC=CC=C1C([O-])=O
InChI Key	PLHSVCWOEHYSHO-UHFFFAOYSA-K
Molecular Formula	C20H13K3O11S2

950

Phloxine B, Certified, 85%, Thermo Scientific™

CAS: 18472-87-2 Molecular Formula: C20 H2 Br4 Cl4 Na2 O5 MDL Number: MFCD00005061 Synonym: Acid Red 92,C.I. 45410

Pricing & Availability
Specifications

CAS	18472-87-2
MDL Number	MFCD00005061
Synonym	Acid Red 92,C.I. 45410
Molecular Formula	C20 H2 Br4 Cl4 Na2 O5

951

MilliporeSigma™ Bromophenol Blue, Sodium Salt, Molecular biology grade, OmniPur™, Calbiochem™,

CAS: 34725-61-6 Molecular Formula: C₁₉H₉Br₄O₅Sna Synonym: Tetrabromophenol Sulfonphthalein, Sodium Salt

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Specifications

CAS	34725-61-6
Synonym	Tetrabromophenol Sulfonphthalein, Sodium Salt
Molecular Formula	C₁₉H₉Br₄O₅Sna

952

Thermo Scientific Chemicals Nigrosine, pure, water soluble

CAS: 8005-03-6 Molecular Formula: C22H14N6Na2O9S2 Molecular Weight (g/mol): 616.49 MDL Number: MFCD00044681 InChI Key: HKBVRFLHNUEVRO-HMDKGIQMSA-L Synonym: Acid Black 2,C.I. 50420 PubChem CID: 44134531 IUPAC Name: disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	44134531
CAS	8005-03-6
Molecular Weight (g/mol)	616.49
MDL Number	MFCD00044681
SMILES	C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
Synonym	Acid Black 2,C.I. 50420
IUPAC Name	disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
InChI Key	HKBVRFLHNUEVRO-HMDKGIQMSA-L
Molecular Formula	C22H14N6Na2O9S2

953

Thermo Scientific Chemicals Rhodamine 6G perchlorate, 99%, pure, laser grade

CAS: 13161-28-9 Molecular Formula: C28H31ClN2O7 Molecular Weight (g/mol): 543.013 MDL Number: MFCD00013117 InChI Key: HDAFVOZRAUFNQH-UHFFFAOYSA-N PubChem CID: 13651880 IUPAC Name: ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;perchloric acid SMILES: CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.OCl(=O)(=O)=O

Pricing & Availability
Specifications

PubChem CID	13651880
CAS	13161-28-9
Molecular Weight (g/mol)	543.013
MDL Number	MFCD00013117
SMILES	CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.OCl(=O)(=O)=O
IUPAC Name	ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;perchloric acid
InChI Key	HDAFVOZRAUFNQH-UHFFFAOYSA-N
Molecular Formula	C28H31ClN2O7