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Iodonitrotetrazolium chlorideresearch grade

(INT, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium·chloride, Iodonitrotetrazolium violet, Iodnitrotetrazolium chloride, Iodnitrotetrazoliumchloride)
C19H13ClIN5O2 • Mr 505.72 • CAS [146-68-9]

Iodonitrotetrazolium chloride, a tetrazolium dye also known as INT, serves as an electron acceptor for the colorimetric determination of various dehydrogenases, e.g. for the detection of LDH (1).
For the colorimetric measurement of the enzymatic hydrolysis of the terminal galactose of GM1 ganglioside (2). INT forms a purple formazan dye during reduction.

Assay (titr.)
min. 99.0 %


References:
  1. Babson, A.L. & Babson, S.R. (1973) Clin. Chem. 19, 766-9
  2. Urbanowski, J.C. et al. (1980) Anal. Biochem. 105, 461-7
WARNING
Hazard Statements H302 - H312 - H332
Precautions P261 - P280
Reaction P301 +P312 - P302 +P352 - P304 +P340 - P330

EINECS: 205-676-2 • WGK: 1 • HS: 29339980
Storage Temperature: +15 °C to +30 °C

Cat.No.
Size
EUR
26840.02
2.5 g
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26840.03
10 g
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H302

Deutsch:

Gesundheitsschädlich bei Verschlucken.

English:

Harmful if swallowed.

Français:

Nocif en cas d'ingestion.

Italiano:

Nocivo se ingerito.

Español:

Nocivo en caso de ingestión.

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H312

Deutsch:

Gesundheitsschädlich bei Hautkontakt.

English:

Harmful in contact with skin.

Français:

Nocif par contact cutané.

Italiano:

Nocivo per contatto con la pelle.

Español:

Nocivo en contacto con la piel.

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H332

Deutsch:

Gesundheitsschädlich bei Einatmen.

English:

Harmful if inhaled.

Français:

Nocif par inhalation.

Italiano:

Nocivo se inalato.

Español:

Nocivo en caso de inhalación.

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P261

Deutsch:

Einatmen von Staub/Rauch/Gas/Nebel/Dampf/Aerosol vermeiden.

English:

Avoid breathing dust/fume/gas/mist/vapours/spray.

Français:

Éviter de respirer les poussières/fumées/gaz/brouillards/vapeurs/aérosols.

Italiano:

Evitare di respirare la polvere/i fumi/i gas/la nebbia/i vapori/gli aerosol.

Español:

Evitar respirar el polvo/el humo/el gas/la niebla/los vapores/el aerosol.

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P280

Deutsch:

Schutzhandschuhe/Schutzkleidung/Augenschutz/Gesichtsschutz tragen.

English:

Wear protective gloves/protective clothing/eye protection/face protection.

Français:

Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage.

Italiano:

Indossare guanti/indumenti protettivi/Proteggere gli occhi/il viso.

Español:

Llevar guantes/prendas/gafas/máscara de protección.

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P301 +P312

Deutsch:

BEI VERSCHLUCKEN: Bei Unwohlsein GIFTINFORMATIONSZENTRUM oder Arzt anrufen.

English:

IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.

Français:

EN CAS D’INGESTION: appeler un CENTRE ANTIPOISON ou un médecin en cas de malaise.

Italiano:

IN CASO DI INGESTIONE accompagnata da malessere: contattare un CENTRO ANTIVELENI o un medico.

Español:

EN CASO DE INGESTIÓN: Llamar a un CENTRO DE INFORMACIÓN TOXICOLÓGICA o a un médico si se encuentra mal.

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P302 +P352

Deutsch:

BEI KONTAKT MIT DER HAUT: Mit viel Wasser und Seife waschen.

English:

IF ON SKIN: Wash with plenty of soap and water.

Français:

EN CAS DE CONTACT AVEC LA PEAU: laver abondamment à l’eau et au savon.

Italiano:

IN CASO DI CONTATTO CON LA PELLE: lavare abbondantemente con acqua e sapone.

Español:

EN CASO DE CONTACTO CON LA PIEL: Lavar con agua y jabón abundantes.

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P304 +P340

Deutsch:

BEI EINATMEN: An die frische Luft bringen und in einer Position ruhigstellen, die das Atmen erleichtert.

English:

IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.

Français:

EN CAS D’INHALATION: transporter la victime à l’extérieur et la maintenir au repos dans une position où elle peut confortablement respirer.

Italiano:

IN CASO DI INALAZIONE: trasportare l'infortunato all’aria aperta e mantenerlo a riposo in posizione che favorisca la respirazione.

Español:

EN CASO DE INHALACIÓN: Transportar a la víctima al exterior y mantenerla en reposo en una posición confortable para respirar.

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P330

Deutsch:

Mund ausspülen.

English:

Rinse mouth.

Français:

Rincer la bouche.

Italiano:

Sciacquare la bocca.

Español:

Enjuagarse la boca.