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o-Tolidine 98%

Supplier: Thermo Scientific Chemicals
Description: o-Tolidine 98%

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Product Image-RC864032

o-Tolidine 0.135% (w/v) in 15% (v/v) hydrochloric acid

Supplier: Ricca Chemical
Description: APHA for chlorine.

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Image Unavailable-TCT1419-025G

3,7-Diamino-2,8-dimethyldibenzothiophene sulfone ≥70.0% (by HPLC) (contains 2,6-Dimethyl isomer)

Catalog Number: (TCT1419-025G)
Supplier: TCI America
Description: CAS Number: 55011-44-4
MDL Number: MFCD00039157
Molecular Formula: C14H14N2O2S
Molecular Weight: 274.34
Purity/Analysis Method: >70.0% (HPLC)
Form: Crystal
Color: Very Pale Yellow

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Image Unavailable-TCT3098-25G

m-Tolidine ≥98.0% (by GC, titration analysis)

Catalog Number: (TCT3098-25G)
Supplier: TCI America
Description: CAS Number: 84-67-3
MDL Number: MFCD02269175
Molecular Formula: C14H16N2
Molecular Weight: 212.30
Purity/Analysis Method: >98.0% (GC,T)
Form: Crystal
Color: White
Melting point (°C): 106

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Product Image-97063-702

Trypan blue 0.4% in aqueous solution ready-to-use, sterile

Catalog Number: (97063-702)
Supplier: VWR
Description: A pre-mixed dye solution used in cell culture applications to determine cell viability. A researcher can remove a sample of cells from culture and combine in a 1:1 ratio with the Trypan Blue solution. Under the microscope, dead cells will appear a blue color and viable cells will appear clear and translucent. Using a hemacytometer (gridded microscope slide), a researcher can quantify the percentage of dead cells within a population. Stained cells are ready for counting within five minutes.

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Image Unavailable-TCT0556-025G

Trypan blue

Catalog Number: (TCT0556-025G)
Supplier: TCI America
Description: CAS Number: 72-57-1
MDL Number: MFCD00003969
Molecular Formula: C34H28N6O14S4
Molecular Weight: 960.79
Form: Crystal
Color: Deep Green

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Image Unavailable-CAAAJ63659-09

Chlorpromazine hydrochloride ≥98%

Supplier: Thermo Scientific Chemicals
Description: Reported to be useful as a substitute for benzidine, o-dianisidine and o-tolidine in the determination of microquantities of hemoglobin and peroxidase.

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Image Unavailable-75835-800

8270 Benzidines Mix, Restek

Supplier: Restek
Description: Standard Benzidines Mix (3 components) 8270, Concentration: 2,000 ug/mL each in methanol, Components: Benzidine (92-87-5), 3,3'-Dichlorobenzidine (91-94-1), 3,3'-Dimethylbenzidine (o-tolidine), Minimum shelf life: 6 months, Volume: 1 mL/ampul

Image Unavailable-CAAAAA18196-22

4,4'-Bi-o-toluidine dihydrochloride 97%

Supplier: Thermo Scientific Chemicals
Description: 4,4'-Bi-o-toluidine dihydrochloride 97%

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Image Unavailable-CA82024-256

Trypan blue 0.4% in PBS

Catalog Number: (CA82024-256)
Supplier: Cytiva
Description: Trypan Blue solution, 0,4%, is routinely used as a cell stain to assess cell viability using the dye exclusion test.

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Product Image-CA45000-717

Trypan blue solution 0,4% (w/v) in PBS stain for histology pH 7.5 ±0.5, Corning®

Catalog Number: (CA45000-717)
Supplier: Corning
Description: Trypan Blue is the most common stain used in cell count and viability assays.

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Image Unavailable-CAAA36626-22

4,4'-Bi-o-toluidine dihydrochloride ACS

Supplier: Thermo Scientific Chemicals
Description: MDL: MFCD00012960

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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  • issued document with your organization's Federal Tax ID Number
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