207
Pipeline and Haz. Matls. Safety Admin., DOT
§
172.101
D
Diborane mixtures
2.1 NA1911
2.1
5 None
302
245
Forbidden
Forbidden
D
40, 57
Dibromoacetylene
Forbidden
1,2-Dibromobutan-3-one
6.1 UN2648
II
6.1
IB2 153
202
243
5 L
60 L
B
40
Dibromochloropropane
6.1 UN2872
II
6.1
IB2, T7, TP2 153
202
243
5 L
60 L
A
III
6.1
IB3, T4, TP1 153
203
241
60 L
220 L
A
A Dibromodifluoromethane
, R12B2
9 UN1941
III
None
T11, TP2 155
203
241
100 L
220 L
A
25
1,2-Dibromoethane, see
Ethylene
dibromide
Dibromomethane
6.1 UN2664
III
6.1
IB3, T4, TP1 153
203
241
60 L
220 L
A
Dibutyl ethers
3 UN1149
III
3
B1, IB3, T2, TP1 150
203
242
60 L
220 L
A
Dibutylaminoethanol
6.1 UN2873
III
6.1
IB3, T4, TP1 153
203
241
60 L
220 L
A
N,N
′
-Dichlorazodicarbonamidine
(salts of) (dry)
Forbidden
1,1-Dichloro-1-nitroethane
6.1 UN2650
II
6.1
IB2, T7, TP2 153
202
243
5 L
60 L
A
12, 25,
40, 74
D
3,5-Dichloro-2,4,6-trifluoropyridine
6.1 NA9264
I
6.1
2, B9, B14, B32, T20,
TP4, TP13, TP38, TP45
None 227
244 Forbidden
Forbidden A
40
Dichloroacetic acid
8 UN1764
II
8
A3, A6, A7, B2, IB2,
N34, T8, TP2
154
202
242
1 L
30 L
A
1,3-Dichloroacetone
6.1 UN2649
II
6.1
IB8, IP2, IP4, T3, TP33 153
212
242
25 kg
100 kg
B
12, 25,
40
Dichloroacetyl chloride
8 UN1765
II
8
A3, A6, A7, B2, B6, IB2,
N34, T7, TP2
154
202
242
1 L
30 L
D
40
Dichloroacetylene
Forbidden
+
Dichloroanilines, liquid
6.1 UN1590
II
6.1
IB2, T7, TP2 153
202
243
5 L
60 L
A
40
Dichloroanilines, solid
6.1 UN3442
II
6.1
IB8, IP2, IP4, T3, TP33 153
212
242
25 kg
100 kg
A
40
+
o-Dichlorobenzene
6.1 UN1591
III
6.1
IB3, T4, TP1 153
203
241
60 L
220 L
A
2,2
′
-Dichlorodiethyl ether
6.1 UN1916
II
6.1, 3
IB2, N33, N34, T7, TP2 153
202
243
5 L
60 L
A
Dichlorodifluoromethane and
difluoroethane azeotropic mixture
or
Refrigerant gas R 500
with ap-
proximately 74 percent dichloro-
difluoromethane
2.2 UN2602
2.2
T50 306
304
314,
315
75 kg
150 kg
A
Dichlorodifluoromethane
or
Refrig-
erant gas R 12
2.2 UN1028
2.2
T50 306
304
314,
315
75 kg
150 kg
A
Dichlorodimethyl ether, symmetrical
6.1 UN2249
I
6.1, 3
None
201
243
Forbidden
Forbidden
40
1,1-Dichloroethane
3 UN2362
II
3
IB2, T4, TP1 150
202
242
5 L
60 L
B
40
1,2-Dichloroethane, see
Ethylene
dichloride
Dichloroethyl sulfide
Forbidden
1,2-Dichloroethylene
3 UN1150
II
3
IB2, T7, TP2 150
202
242
5 L
60 L
B
Dichlorofluoromethane
or
Refrig-
erant gas R21
2.2 UN1029
2.2
T50 306
304
314,
315
75 kg
150 kg
A
Dichloroisocyanuric acid, dry
or
Dichloroisocyanuric acid salts
5.1 UN2465
II
5.1
28, IB8, IP2, IP4, T3,
TP33
152
212
240
5 kg
25 kg
A
13
Dichloroisopropyl ether
6.1 UN2490
II
6.1
IB2, T7, TP2 153
202
243
5 L
60 L
B
Dichloromethane
6.1 UN1593
III
6.1
IB3, IP8, N36, T7, TP2 153
203
241
60 L
220 L
A
Dichloropentanes
3 UN1152
III
3
B1, IB3, T2, TP1 150
203
242
60 L
220 L
A
Dichlorophenyl isocyanates
6.1 UN2250
II
6.1
IB8, IP2, IP4, T3, TP33 153
212
242
25 kg
100 kg
B
25, 40
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