Page:NIOSH Manual of Analytical Methods - 1301.pdf/5

 KETONES II: METHOD 1301, Issue 2, dated 15 August 1994 - Page 5 of 5

TABLE 1. GENERAL INFORMATION Exposure Limits, ppm Compound (Synonyms) CAS RTECS

Formula (M.W.)

OSHA

NIOSH

ACGIH TLV STEL

mg/m 3/ppm @NTP

Camphor (CAS #76-22-2) RTECS EX1225000

C10H16O (152.24)

2

2

2 3

6.22

d9 im 9Ll/.o g 0s@ C P 2 V 0 8aP 14k7 .1 0 .0 m mm H g/g0741
 * d2
 * ° 52
 * C4°M
 * m

Mesityl oxide (4-methyl-3-penten-2-one) (CAS #141-79-7) RTECS SB4200000

CH 3COCH=C(CH 3)2; C 6H10O (98.15)

25

10

15 25

4.01

Biu 9q 21 V1l .aP 1k 8(m L2;2/8d )ggH .0
 * dP
 * Ci°P

5-Methyl-3-heptanone (Ethyl amyl ketone) (CAS #541-85-5) RTECS MJ7350000

CH 3CH 2COCH 2CH(CH 3)CH 2CH 3; C 8H16O (122.22)

25

25

25 --

5.00

Biu9q51 i°P V 72 la P .k0 2(m L2;2/8d )ggH .0
 * dP
 * C

Methyl-(n-amyl)-ketone (2-Heptanone) (CAS #110-43-0) RTECS MJ5075000

CH 3CO(CH 2)4CH 3; C 7H14O (114.19)

100

100

50

4.67

Biu1q51;C i°P V 7l2a P .k0 2(m L0;2/8d )ggH .0
 * dP

Ethyl butyl ketone (3-heptanone) (CAS #106-35-4) RTECS MJ5250000

CH 3CH 2CO(CH 2)3CH 3; C 7H14O (114.19)

50

50

50

4.67

Biu8 q41 i°P V 35 la P .k0 4(m L8;1/8d )ggH .0
 * dP
 * C


 * NOTE: All densities and vapor pressures are at 20 °C unless stated otherwise.

NIOSH Manual of Analytical Method (NMAM), Fourth Edition, 8/15/94