NIST136F

Potassium dichromate

NIST^® SRM^® 136f, oxidimetric standard

• Synonyme(s) : Potassium bichromate
• Formule linéaire : K₂Cr₂O₇
• Numéro CAS: 7778-50-9
• Poids moléculaire : 294.18
• Numéro MDL: MFCD00011367
• Code UNSPSC : 41116107
• ID de substance PubChem : 329818704
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: certified reference material
• Niveau de qualité: 100
• Conditionnement: pkg of 60 g
• Fabricant/nom de marque: NIST^®
• Technique(s): titration: suitable
• Pf: 398 °C (lit.)
• Format: neat
• Chaîne SMILES: [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
• InChI: 1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
• Clé InChI: KMUONIBRACKNSN-UHFFFAOYSA-N

Description

Description générale

This Standard Reference Material (SRM) is certified as a chemical of known assay for use as a primary oxidimetric standard. A unit of SRM 136F consists of 60 g of highly purified potassium dichromate (K₂Cr₂O₇) in a clear glass bottle. The certification of SRM 136f is valid, within the measurement uncertainties specified, provided the SRM is handled and stored in accordance with the instructions given under “Instructions for Use” in the certificate.

SRM 136F_CERT

SRM 136F_SDS

Application

This Standard Reference Material (SRM 136F) is intended for use as a primary oxidimetric standard.

Autres remarques

Certified for the analytes listed below.
Potassium Dichromate (K₂Cr₂O₇)

See certificate for values and more details at nist.gov/SRM.

Informations légales

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Informations sur la sécurité

• Pictogrammes: GHS03,GHS06,GHS08,GHS05,GHS09
• Mention d'avertissement: Danger
• Mentions de danger: H272,H301,H312,H314,H317,H330,H334,H335,H340,H350,H360FD,H372,H410
• Conseils de prudence: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classification des risques: Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
• Organes cibles: Cardio-vascular system, Respiratory system
• Code de la classe de stockage: 5.1B - Oxidizing hazardous materials
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable