MSDS PAGE: CAS 00141-79-7 MSDS iosh_gov

426!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 2 0 !6

(MESITYL OXIDE)

/

(MESITYL OXIDE)
4- -3- -2- (ISOBUTENYL METHYL KETONE ISOPROPYLIDENE ACETONE
METHYL
ISOBUTENYL KETONE 4-METHYL-3-PENTENE-2-ONE)
CAS No. 00141-79-7
100

-

3

1. 2. , ; ,
3.
1. 2. , ,
3.
1. 15 , 2.
1. 1-2 2. 3.

C
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!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 3 0 !6

1.31
2.
3. /

1.
2.
3.
4.

1. :

2. : ( )

3.

1.
2.
3.
4.

1. 2.

BEIs

TWA STEL CEILING
15 ppm 22.5 ppm

250ppm
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!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 4 0 !6

500ppm

1400ppm

1. 2. 3.

1.
2. 3. 4.

pH / 130.0
31
�?
344 1.4 ~ .2
8.7 mmHg ( =1) 8.4
( =1) 0.86 @15 3.0 g/100ml @20 ( )

1. 2. 3.

-

1.
2.
3.
4. 3-6
LD50( ) 710 mg/kg ( )
LC50( ) 9 gm/m3/4H ( )
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430mg( )
20mg( )

/

1.
2.
3.
4.

1.DOT 49 CFR 3
2.IATA/ICAO 3
3.IMDG 3
1229
1. 84
2.
3.
-

1.CHEMINFO CCINFO 2000-3
2.RTECS TOMES PLUS Vol.45 2000
3.NIOSH/OSHA,Occupational Health Guidelines for Chemical Hazards,1981
4.Material Safety Data Sheets,Genium Publishing Corporation,1997

/
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89.11.30
�? �? �?/�?

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