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Chemical Sampling Information |
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| Perfluorobutyl methyl ether (Mixed Isomers) |
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General Description
Synonyms: also known as Hydrofluoroether-7100 (HFE-7100)
OSHA IMIS Code Number: P451
Related Chemical Abstracts Service (CAS) Registry Number: 163702-07-6 (methyl nonafluorobutyl ether); 163702-08-7 (methyl nonafluoroisobutyl ether)
Chemical Description and Physical Properties: clear, colorless liquid with a slight ethereal odor
molecular formula: C4F9OCH3
molecular weight: 250.06
This is a mixture containing approximately 40% methyl nonafluorobutyl ether and approximately 60% methyl nonafluoroisobutyl ether. Other physical properties vary according to the isomer.
Health Factors
Health Effects: eye irritation
Monitoring Methods used by OSHA
Laboratory Sampling/Analytical Method:
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sampling media: Anasorb CMS (150/75 mg sections)
analytical solvent: (99:1) Carbon disulfide:dimethylformamide
maximum volume: 1 Liter maximum flow rate: 0.05 L/min
current analytical method: Gas Chromatography; GC/FID
method reference: OSHA SLTC In-House File
method classification: Not Validated
note: Samples should be refrigerated after sampling, sent to the lab as soon as possible, and analyzed within 5 days after sampling.
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