n-Butyl lactate
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CAS
138-22-7
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CH3CH(OH)COOC4H9
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RTECS
OD4025000
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Synonyms & Trade Names
Butyl ester of 2-hydroxypropanoic acid, Butyl ester of lactic acid, Butyl lactate
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DOT ID & Guide
1993 128 (combustible liquid, n.o.s.)
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Exposure
Limits
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NIOSH REL: TWA 5 ppm (25 mg/m3)
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
1 ppm = 5.98 mg/m3
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Physical Description
Clear, colorless to white liquid with a mild, transient odor.
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MW: 146.2
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BP: 370°F
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FRZ: -45°F
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Sol: Slight
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VP: 0.4 mmHg
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IP: ?
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Sp.Gr: 0.98
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Fl.P: 160°F
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UEL: ?
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LEL: 1.15%
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Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
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Incompatibilities & Reactivities
Strong acids & bases, strong oxidizers, heat, sparks, open flames
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Measurement Methods
None available
See: NMAM or OSHA Methods
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Personal Protection & Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, nose, throat; drowsiness, headache, central nervous system depression; nausea, vomiting
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Target Organs
Eyes, skin, respiratory system, central nervous system
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