Selenic acid
Agent Name
Selenic acid
CAS Number
7783-08-6
Formula
H2-O4-Se
Major Category
Toxic Gases & Vapors
Synonyms
UN1905
Category
Acids, Inorganic
Description
Highly deliquescent solid; [Merck Index] White solid; [HSDB] Slightly yellow-green liquid; [MSDSonline] mp = 59.9 deg C; [Ullmann]
Sources/Uses
Used to make selenates by reaction with metal oxides or hydroxides; [Ullmann]
Comments
A strong skin and mucous membrane irritant; [Hawley] A stronger oxidizing agent than sulfuric acid; [Ullmann] A strong skin and mucous membrane irritant; May cause burns to eyes; [HSDB] Highly corrosive to skin, eyes, and mucous membranes; [CAMEO] Corrosive to skin and eyes; [eChemPortal: ERMA] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis and pulmonary edema; [MSDSonline] See "Selenium."
Biomedical References
Exposure Assessment
TLV (ACGIH)
0.2 mg/m3, as Se
PEL (OSHA)
0.2 mg/m3, as Se
MAK
0.02 mg/m3, as Se, inhalable fraction
IDLH (NIOSH)
1 mg/m3, as Se
Adverse Effects
Toxic Pneumonitis
Yes
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.