Copper (2+) NTA
Agent Name
Copper (2+) NTA
CAS Number
34831-02-2
Formula
C6-H6-Cu-N-O6.H
Major Category
Metals
Synonyms
Copper nitrilotriacetate; Copper nitrilotriacetic acid; Cuprate(1-), (N,N-bis(carboxymethyl)glycinato(3-)-N,O,O',O'')-, hydrogen, (T-4)-; [ChemIDplus]
Category
Organic Acids, Metal Salts
Comments
"There is inadequate evidence in humans for the carcinogenicity of nitrilotriacetic acid and its salts." [IARC] NTA complexes of mercury, cadmium, and nickel degrade more slowly than complexes of lead, zinc, and iron; Undegraded NTA may accumulate in the environment; [HSDB] See "Copper."
Biomedical References
Exposure Assessment
TLV (ACGIH)
1 mg/m3, as Cu
PEL (OSHA)
1 mg/m3, as Cu
MAK
0.01 mg/m3, respirable fraction (Cu, inorganic cmpnds)
IDLH (NIOSH)
100 mg/m3, as Cu
Adverse Effects
Anemia
Hemolytic anemia
Methemoglobinemia
MetHgb is secondary toxic effect
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Nephrotoxin
Yes
IARC Carcinogen
Possible (2b)
NTP Carcinogen
Anticipated human carcinogen
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.