Potassium dichromate

• Category :

  Inorganic chemicals/Inorganic salts

• Synonyms :

  Potassium dichromate standard solution;Potassium bichromate;Red potassium chromate;dipotassium oxido-(oxido-dioxo-chromio)oxy-dioxo-chromium;

• CAS NO :

  7778-50-9

• EC NO :

  231-906-6

• Molecular Formula :

  Cr₂K₂O₇

• Molecular Weight :

  294.1846

• Main Specifications :

  Purity: 99.8%

• InChI :

  InChI=1/2Cr.2K.7O/q;;2*+1;;;;;;2*-1/rCr2O7.2K/c3-1(4,5)9-2(6,7)8;;/q-2;2*+1

• Packing :

  25kg, 500kg, 1000kg bag seaworthy

• Product description :

  DESCRIPTION Other name: Chromium potassium oxide (K2Cr2O7); Dichromic acid dipotassium salt; Dipotassium bichromate。 Appearance: Red-orange crystalline solid Molecular formula: K2Cr2O7 Molecular weight: 294.18 CAS No.: 7778-50-9 EINECS No.: 231-906-6 UN No.: 3288 SPECIFICATION Potassium dichromate(HG/T2324-2005) Items Specification Appearance Red-orange crystalline solid Content(K2Cr2O7)% 99.8min Sulpahte(SO42-)% 0.01max chloride(Cl-)% 0.02max Na% 0.3max APPLICATION It is mainly used for making chromium trioxide, chrome yellow pigment, steel passivation, welding electrode, matches, used as oxidant, chromium potassium alum, and used in the manufacture of chemical reagents, etc. PACKAGE 40kg/bag, plastic bag inside and knitting bag outside. STORAGE 1. Do not store near foodstuffs or reductants. 2. Do not mix with inflammable substances.

• Uses :

  It is mainly used for making chromium trioxide, chrome yellow pigment, steel passivation, welding electrode, matches, used as oxidant, chromium potassium alum, and used in the manufacture of chemical reagents, etc.

• Molecular Structure :