sodium dichromate

Post Date:
Jul 17,2019
Expiry Date:
Jan 13,2020
Detailed Description:
Cas No. :7789-12-0 [quality standard]:GB1611--2003
Items Standard
(Na2Cr2O7•2H2O) 98.3%min
Sulfate(SO4) 0.30%max
Chloride(CL) 0.10%max
Packaging:In pp woven bags, 25kg,50kg or 1000kg net.
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:;