NIST136F

Potassium dichromate

NIST^® SRM^® 136f, oxidimetric standard

• Sinonimo/i: Potassium bichromate
• Formula condensata: K₂Cr₂O₇
• Numero CAS: 7778-50-9
• Peso molecolare: 294.18
• Numero MDL: MFCD00011367
• Codice UNSPSC: 41116107
• ID PubChem: 329818704
• NACRES: NA.24

Proprietà

• Grado: certified reference material
• Livello qualitativo: 100
• Confezionamento: pkg of 60 g
• Produttore/marchio commerciale: NIST^®
• tecniche: titration: suitable
• Punto di fusione: 398 °C (lit.)
• Formato: neat
• Stringa SMILE: [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
• InChI: 1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1; KMUONIBRACKNSN-UHFFFAOYSA-N

Descrizione

Descrizione generale

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

This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

Applicazioni

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

Altre note

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

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

Note legali

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

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

Informazioni sulla sicurezza

• Pittogrammi: GHS03,GHS06,GHS08,GHS05,GHS09
• Avvertenze: Danger
• Indicazioni di pericolo: H272,H301,H312,H314,H317,H330,H334,H335,H340,H350,H360FD,H372,H410
• Consigli di prudenza: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classi di pericolo: 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
• Organi bersaglio: Cardio-vascular system, Respiratory system
• Codice della classe di stoccaggio: 5.1B - Oxidizing hazardous materials
• Classe di pericolosità dell'acqua (WGK): WGK 3
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable