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13446-73-6

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Basic Information
CAS No.: 13446-73-6
Name: RUBIDIUM DICHROMATE
Molecular Structure:
Molecular Structure of 13446-73-6 (RUBIDIUM DICHROMATE)
Formula: Cr2H2 O7 . 2 Rb
Molecular Weight: 386.94
Synonyms: Chromicacid (H2Cr2O7), dirubidium salt (9CI); Dichromic acid (H2Cr2O7), dirubidiumsalt (8CI); Rubidium dichromate(VI) (Rb2Cr2O7) (6CI,7CI); Dirubidiumdichromate; Rubidium dichromate (Rb2Cr2O7)
Density: monocl: 3.021; tricl: 3.125 [CRC10] [LAN05]
Solubility: monocl: g/100g H2O: 5.9 (20°C), 10.0 (30°C), 15.2 (40°C), 32.3 (60°C); tricl: 5.8 (20°C), 9.5 (30°C), 14.8 (40°C), 32.4 (60°C) [LAN05]
Hazard Symbols: A confirmed carcinogen. A poison. A powerful oxidizer. TWA 0.05 mg(Cr)/m3; Confirmed Human Carcinogen
Safety: A confirmed carcinogen. A poison. A powerful oxidizer. When heated to decomposition it emits toxic fumes of Rb2O. See also RUBIDIUM.

Analytical Methods:

   

For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.

PSA: 123.63000
LogP: -0.78120
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Chemistry

IUPAC Name: Oxido-(oxido(dioxo)chromio)oxy-dioxochromium; rubidium(1+)
The MF of Dirubidium dichromate (CAS NO.13446-73-6) is Cr2O7Rb2.

                                     
The MW of Dirubidium dichromate (CAS NO.13446-73-6) is 386.9236.
Synonyms of Dirubidium dichromate (CAS NO.13446-73-6): Chromic acid (H2Cr2O7), dirubidium salt ; Rubidium dichromate ; Rubidium dichromate(VI) (RbCr2O7) (6CI,7CI)
EINECS: 236-602-7

Consensus Reports

Chromium and its compounds are on the Community Right-To-Know List.

Safety Profile

A confirmed carcinogen. A poison. A powerful oxidizer. When heated to decomposition it emits toxic fumes of Rb2O. See also RUBIDIUM.Safety information of Dirubidium dichromate (CAS NO.13446-73-6):
RIDADR  3084
HazardClass  8
PackingGroup  II

Standards and Recommendations

OSHA PEL: CL 0.1 mg(CrO3)/m3
ACGIH TLV: TWA 0.05 mg(Cr)/m3; Confirmed Human Carcinogen
NIOSH REL: (Chromium(VI)) TWA 0.001 mg(Cr)/m3

Analytical Methods

For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.