Nom de l'article:
potassium dichromate
Description:
Potassium dichromate is a common inorganic chemical reagent, it is acutely and chronically harmful to health. It is a crystalline ionic solid with a very bright, red-orange color and its Molecular Formula is K2Cr2O7 .IT is used in wood preservatives, in the manufacture of pigments etc.
Groupe:
Solids
Numéro CAS:
7778-50-9
Numéro EC:
231-906-6
Synonymes:
dipotassium,oxido-(oxido(dioxo)chromio)oxy-dioxochromium, Potassium dichromate, , POTASSIUM DICHROMATE CRYSTALS, Potassium bichromate
Applications:
Consumer use, Adhesive, Food, Pesticide
Nom d’après UICPA:
dipotassium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
Formule moléculaire:
K2Cr2O7
Masse moléculaire:
294.182 g/mol
Point d’ébullition:
500ºC
Point d’éclair:
50°F
Point de fusion:
398ºC
Solubilité:
Solubility in water, g/100ml at 20 °C: 12
Densité:
2.676 g/cm3
Classe de danger:
5.1
RID/ADR:
UN 1479
Déclarations de risques:
R8; R21; R25; R26; R34; R42/43; R45; R46; R48/23; R50/53; R60; R61
Déclaration de dangers:
H272; H301; H312; H314; H317; H330; H334; H340; H350; H360FD; H372; H410
Mise en garde:
P201; P280; P304 + P340 + P310; P305 + P351 + P338; P308 + P313
Signaux:
Danger