12249

Potassium chromate

puriss., ≥99%

• Fórmula lineal: K₂CrO₄
• Número de CAS: 7789-00-6
• Peso molecular: 194.19
• Número CE: 232-140-5
• Número MDL: MFCD00011368
• Código UNSPSC: 12352300
• ID de la sustancia en PubChem: 329749664
• NACRES: NA.55

Propiedades

• densidad de vapor: 6.7 (vs air)
• grado: puriss.
• Ensayo: ≥99%
• Formulario: powder or crystals
• pérdida: ≤0.5% loss on drying, 105 °C
• pH: 8.5-10.0 (20 °C, 5%)
• mp: 971 °C (lit.)
• trazas de anión: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤200 mg/kg
• trazas de catión: Ca: ≤50 mg/kg
• cadena SMILES: [K+].[K+].[O-][Cr]([O-])(=O)=O
• InChI: 1S/Cr.2K.4O/q;2*+1;;;2*-1
• Clave InChI: XMXNVYPJWBTAHN-UHFFFAOYSA-N

Descripción

Aplicación

• Analysis of the Effects of Cr(VI) Exposure on mRNA Modifications.: This research investigates the impact of potassium chromate exposure on mRNA modifications using sophisticated analytical chemistry techniques, revealing insights into the molecular mechanisms of chromium toxicity and its implications for human health (Chen et al., 2019).
• Determination of urine oxalate level in rats with renal calcium oxalate calculus by high-performance liquid chromatography.: Utilizing potassium chromate in the chromatographic analysis, this study presents a method for accurately measuring urine oxalate levels, crucial for research on kidney stone prevention (Cao et al., 2015).
• Shotgun proteomic analysis unveils survival and detoxification strategies by Caulobacter crescentus during exposure to uranium, chromium, and cadmium.: Incorporates potassium chromate to study microbial resistance mechanisms through proteomic profiling, providing valuable data for bioremediation strategies (Yung et al., 2014).
• Analytical study of modern paint layers on metal knight shields: the use and effect of titanium white.: Features methods where potassium chromate aids in the identification of chemical components in cultural heritage conservation studies (Lauridsen et al., 2014).

Información de seguridad

• Pictogramas: GHS08,GHS07,GHS09
• Palabra de señalización: Danger
• Frases de peligro: H315,H317,H319,H335,H340,H350i,H410
• Consejos de prudencia: P202 - P273 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Clasificaciones de peligro: Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• Órganos de actuación: Respiratory system
• Código de clase de almacenamiento: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• Clase de riesgo para el agua (WGK): WGK 3
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable