Chromium(III) picolinate
Agent Name
Chromium(III) picolinate
CAS Number
14639-25-9
Formula
C18-H12-Cr-N3-O6
Major Category
Metals
Synonyms
2-Pyridinecarboxylic acid, chromium(3+) salt (3:1); Chromax; Chromium 2-pyridinecarboxylate; Chromium picolinate; Chromium(III) picolinate; Chromium(III) trispicolinate; Chromium, tris(picolinato)-; Picolinic acid, chromium salt; Tris(picolinato)chromium; [ChemIDplus] CrPic; Picolinic acid, chromium(III) salt; [ACGIH]
Category
Chromium Compounds, Inorganic
Description
Ruby red crystals; Soluble in water at 1 ppm at 20 deg C; [ACGIH]
Sources/Uses
Used as a chromium supplement; [Merck Index]
Comments
"The trivalent form of Cr is 500-1000 times less toxic than the hexavalent form. Organic Cr-containing complexes of toxicological importance have not been reported." [Nordberg, p. 718]
Biomedical References
Exposure Assessment
TLV (ACGIH)
0.003 mg/m3, as Cr(III), inhalable particulate matter
PEL (OSHA)
0.5 mg/m3
Explanatory Notes
Soluble Cr(III) compounds are assigned RSEN and DSEN; "Trivalent chromium compounds--with the exception of chromium(III) acetate, chromium(III) chloride hexahydrate, and chromium(III) nitrate--are insoluble or poorly soluble in water . . ." [ACGIH]
Adverse Effects
IARC Carcinogen
Not classifiable
ACGIH Carcinogen
Not Classifiable
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.