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 (9,258)

Tissue Stain Blocking Reagents (83)

Search Within Results

1,861 – 1,875 of 7,188 results

1,861

Crystal Violet, ACS Reagent (Hexamethylpararosaniline Chloride), Reagents

CAS: 548-62-9 Molecular Formula: C25H30ClN3 Molecular Weight (g/mol): 407.99 InChI Key: ZXJXZNDDNMQXFV-UHFFFAOYSA-M Synonym: Gentian Violet, Basic Violet 3 IUPAC Name: tris[4-(dimethylamino)phenyl]methylium chloride SMILES: [Cl-].CN(C)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(C)C)C1=CC=C(C=C1)N(C)C

Pricing & Availability
Specifications

CAS	548-62-9
Molecular Weight (g/mol)	407.99
SMILES	[Cl-].CN(C)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(C)C)C1=CC=C(C=C1)N(C)C
Synonym	Gentian Violet, Basic Violet 3
IUPAC Name	tris[4-(dimethylamino)phenyl]methylium chloride
InChI Key	ZXJXZNDDNMQXFV-UHFFFAOYSA-M
Molecular Formula	C25H30ClN3

1,862

Starch Indicator, 1% no Preservative, Reagents

Starch Indicator, 1% no Preservative, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,863

Methyl Orange Indicator, 0.1% w/v Prepared in accordance with ASTM D974 procedures, Reagents

Methyl Orange Indicator, 0.1% w/v Prepared in accordance with ASTM D974 procedures, ASTM, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	100°C
Percent Purity	0.1%
CAS	547-58-0
Color	Orange
Physical Form	Liquid
Chemical Name or Material	Methyl Orange Indicator, 0.1% w/v Prepared in accordance with ASTM D974 procedures
Grade	ASTM
Synonym	Orange III, Helianthine
Molecular Formula	C14H14N3NaO3S/H2O
Specific Gravity	1.001

1,864

Phenolphthalein, 1% w/v in Methanol, Reagents

CAS: 67-56-1 Molecular Formula: CH4O Molecular Weight (g/mol): 32.04 InChI Key: OKKJLVBELUTLKV-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: methanol SMILES: CO

Pricing & Availability
Specifications

CAS	67-56-1
Molecular Weight (g/mol)	32.04
SMILES	CO
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	methanol
InChI Key	OKKJLVBELUTLKV-UHFFFAOYSA-N
Molecular Formula	CH4O

1,865

Heartwood Indicator B, Reagents

Heartwood Indicator B, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,866

Phenolphthalein, 1% w/v in SDA-3A Ethanol, Reagents

CAS: 64-17-5 Molecular Formula: C2H6O Molecular Weight (g/mol): 46.07 InChI Key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: ethanol SMILES: CCO

Pricing & Availability
Specifications

CAS	64-17-5
Molecular Weight (g/mol)	46.07
SMILES	CCO
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	ethanol
InChI Key	LFQSCWFLJHTTHZ-UHFFFAOYSA-N
Molecular Formula	C2H6O

1,867

Eriochrome Black T Indicator, 0.5% w/v in 2-Methoxyethanol, Reagents

Eriochrome Black T Indicator, 0.5% w/v in 2-Methoxyethanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	123°C
Percent Purity	0.5%
CAS	1787-61-7
Physical Form	Liquid
Packaging	Glass Bottle
Chemical Name or Material	Eriochrome Black T Indicator, 0.5% w/v in 2-Methoxyethanol
Grade	Reagent
Synonym	Water hardness indicator
Specific Gravity	0.97

1,868

Total Hardness Indicator Eriochrome Black T Indicator, Dry Mix, Reagents

Total Hardness Indicator Eriochrome Black T Indicator, Dry Mix, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

CAS	7778-77-0
Color	Purple
Physical Form	Solid
Chemical Name or Material	Total Hardness Indicator Eriochrome Black T Indicator, Dry Mix
Grade	Reagent
Specific Gravity	2.372

1,869

Phenolphthalein, Reagent ACS Meets USP and ACS Specifications, Reagents

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

CAS	77-09-8
Molecular Weight (g/mol)	318.33
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

1,870

Bromophenol Blue, 0.1% Aqueous, Reagents

Bromophenol Blue, 0.1% Aqueous, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability
Specifications

Boiling Point	100°C
Percent Purity	0.1%
CAS	62625-28-9
Color	Dark Reddish Purple
Physical Form	Liquid
Packaging	Poly Bottle
Chemical Name or Material	Bromophenol Blue, 0.1% Aqueous
Grade	Reagent
Synonym	3',3'',5',5''-Tetrabromosulfonphthalein, Tetrabromophenol blue, Bromphenol blue
Specific Gravity	1.0001

1,871

Phenol Red, ACS Reagent (Phenolsulfonphthalein), Reagents

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.38 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonphthalein IUPAC Name: 3,3-bis(4-hydroxyphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Pricing & Availability
Specifications

CAS	143-74-8
Molecular Weight (g/mol)	354.38
SMILES	OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	Phenolsulfonphthalein
IUPAC Name	3,3-bis(4-hydroxyphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
InChI Key	BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Formula	C19H14O5S

1,872

Starch Indicator, 0.5% w/v with Chloroform preservative, Reagents

Starch Indicator, 0.5% w/v with Chloroform preservative, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,873

Phenolphthalein TS, Reagents

CAS: 64-17-5 Molecular Formula: C2H6O Molecular Weight (g/mol): 46.07 InChI Key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: ethanol SMILES: CCO

Pricing & Availability
Specifications

CAS	64-17-5
Molecular Weight (g/mol)	46.07
SMILES	CCO
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	ethanol
InChI Key	LFQSCWFLJHTTHZ-UHFFFAOYSA-N
Molecular Formula	C2H6O

1,874

Bromophenol Blue, 1 g/L in 20% Ethanol, Reagents

Bromophenol Blue, 1 g/L in 20% Ethanol, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Pricing & Availability

1,875

Phenolphthalein, 0.5% Aqueous, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one IUPAC Name: water SMILES: O

Pricing & Availability
Specifications

CAS	7732-18-5
Molecular Weight (g/mol)	18.02
SMILES	O
Synonym	3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
IUPAC Name	water
InChI Key	XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula	H2O

Staining Reagents

Filtered Search Results

Narrow Results