Sodium dichromate

Post Date:
Feb 27,2013
Expiry Date:
Aug 26,2013
Detailed Description:
Cas No. :7789-12-0 Quantity: 10Metric Tons
Specs:Reddish to Orange
Payment Method: TT% in advance or Irrevocable L/C at sight
Sodium dichromate
Item Name Requirements Results
Assay, precent ≥70 99.5
Calcium,percent 0.005
Water insoluble matter,percent 0.003
Chloride（Cl）,percent 0.005
Sulfide(SO4),percent 0.02
Ferrum (Fe),percent 0.0005
Aluminum(Al),percent 0.002
CAS Registry Number:
7789-12-0
Synonyms:
;Dichromic acid disodium salt, dihydrate;Disodium dichromate dihydrate;sodium dichromate dihydrate;
Molecular Formula:
Cr₂H₄NaO₉
Molecular Weight:
275.00833
Molecular Structure:
Hazard Symbols:
O:Oxidizing agent;
T+:Very toxic;
N:Dangerous for the environment;
Risk Codes:
R21:;
R25:;
R26:;
R34:;
R42/43:;
R45:;
R46:;
R48/23:;
R50/53:;
R60:;
R61:;
R8:;
Safety Description:
S45:;
S53:;
S60:;
S61:;