Chromium Potassium Sulfate

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  dichromic dipotassium tetrasulfate tetracosahydrate;

• CAS NO :

  7788-99-0

• EC NO :

• Molecular Formula :

  H₄₈Cr₂K₂O₄₀S₄

• Molecular Weight :

  998.8059

• Main Specifications :

• InChI :

  InChI=1/2Cr.2K.4H2O4S.24H2O/c;;;;4*1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;/h;;;;4*(H2,1,2,3,4);24*1H2/q2*+3;2*+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;/p-8

• Product description :

  Molecular formula：KCr(SO₄)₂·12H₂O
  Molecular weight：499.40
  CAS No： 7788-99-0
  Properties：Purple red crystal, soluble in water and dilute acid. Insoluble in alcohol.
  Application： Used as a tanning agent, dyeing and printing mordant, and photographic fixative, etc; Used as an analytical reagent; Used in fields such as glass and ceramics; Crosslinking agents, tanning agents, mordants, photographic fixatives, food additives, etc. used for oil fracturing fluids; Used in trivalent chromium plating and passivation solutions.
  Description

  Indicator Description	Standard Indicators	Inspection Results
  KCr(SO4)2·12H2O %≥	98.0	99.0
  Water insoluble substances %≤	0.003	0.005
  Pb%≤	/	0.002
  NH4%≤	/	0.01
  Al%≤	/	0.002
  Fe%≤	0.005	0.005
  Cl–%≤	0.002	0.002

• Molecular Structure :