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01
Fumigant
Overview
¡°Fumigant¡± is the chemical vaporized at the room temperature due
to the small molecular weight, and infiltrated fast into the respiratory
organthroughthespiracleoftheinsectpestasinsecticide(Principlesand
Applications in Insect Pest Management, Kim, Gil Hah, et al.). For this
reason, in case of using the fumigant, the restricted space including the
sealedcontainer,inside,warehouse,andtentmustbemadeforfumigation.
Table.Physicalpropertiesoffumigantsincommonuse
Chemical
Molecular
Boilingpoint
Watersolubility
Explosivelimit
formula
mass
(1atm,¡É)
(g/100ml)
(%)
Methyl
CH
Br
95
4.0
1.75(25¡É)
10-16
bromide
3
Phosphine
PH
34
-87.7
slight
£¾1.6
3
Sulfuryl
SO
F
102
-55.4
slight
-
flouride
2
2
Ethyl
C
H
COOH
74
54.0
10.5(20¡É)
2.8-16.0
formate
2
5
Ethanedinitrile
C
N
52
-21.1
45(20¡É)
6.6-32
2
2
Carbonyl
COS
60
-50.2
0.12(25¡É)
12-29
sulfide
Hydrogen
HCN
27
26.0
high
5.6-40
cyanide
Carbon
CS
76
46.3
0.22(22¡É)
1.3-50
disulfide
2
4

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