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Chemical Sampling Information (CSI)
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General Description

Synonyms: N-methyl Morpholine

OSHA IMIS Code Number: M355

Chemical Abstracts Service (CAS) Registry Number: 109-02-4

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: QE5775000

Chemical Description and Physical Properties:

molecular weight: 101.15
specific gravity: 0.9168
flash point: 23.9°C (TOC)

Health Factors

Potential Symptoms: Irritating to eyes, skin, mucous membranes

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Phosphoric acid coated XAD-7
    analytical solvent: 0.24 N NH4OH in methanol
    maximum volume: 30 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA In-House)
    method classification: Not Validated

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