NAME: MCPA
SYNONYM(s): 2-Methyl-4-chlorophenoxyacetic acid; MCP
IMIS: M178
CAS: 94-74-6
NIOSH: RTECS AG1575000; 1940
DESCRIPTION:
White crystalline solid.
MW: 200.54
MP: 118 C
Exposure Limits
Health Factors
HEALTH EFFECTS: Similar to 2,4-D; LD50 (oral, rat) 700 mg/kg
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA: Glass Fiber Filter (37 mm)
ANL SOLVENT: Methanol
MAX V: 250 Liters MAX F: 1.0 L/min
ANL 1: High Performance Liquid Chromatography; HPLC/U.
REF: 2 (OSHA In-House File)
CLASS: Not Validated
COND: Methanol Extraction; C-18; 60% methanol 40% water 1% acetic acid; 1 mL/min; UV Det: 254 nm; DL 5 ug/sample; C/P KM
BULK METHOD:
Limit the amount of bulk submitted to one gram or one mL.
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