Muby Chemicals established in the year 1976, is pioneer in Manufacturing Chemicals for Oil and Gas Exploration, Hydraulic Fracturing (Fracking) and coiled tube Chemicals.Our advanced chemistry leading to an innovative and high-performance product range is coupled with effective on and off site management services.
We are manufacturer of Specialty chemicals, Pharmaceutical Excipients, Fragrance & Flavorchemicals in India, which are of IP, BP, USP, Ph. Eur., FCC or Food Grade, ACS, AR or Analytical Reagent Grade, LR or Laboratory Reagent Grade, Pure and Technical Grades of various chemicals.
Sodium dichromate is the inorganic compound with the formula Na2Cr2O7, used as its dihydrate Na2Cr2O7·2H2O. Dichromate salts are strong oxidizing agents.
General Specifications of Sodium Dichromate:
Appearance: Bright Orange Crystals
Solubility: Readily soluble in water
Specific Gravity at 20C: 2.35
Stability in Air: Deliquescent
Assay as Na2Cr2O 7-2H2O %: 99.0 min
Sulphate as Na2SO4 %: 0.2 max
Chlorides as NaCl %: 0.4 max
Iron as Fe %: 0.003 max
pH of 10% solution: 3.6 – 4.4
Sodium Dichromate Dihydrate ACS Reagent Grade:
Na2Cr2O7 . 2H2O — Formula Wt 298.00
CAS Number 7789-12-0
Assay: 99.5-100.5% Na2Cr2O7-2H2O
Insoluble matter: 0.005%
Ammonium hydroxide precipitate: 0.005%
Chloride (Cl): 0.005%
Sulfate (SO4): 0.01%
Calcium (Ca): 0.003%
Aluminum (Al): 0.002%