Section 172.102

49 CFR Ch. I (10-1-18 Edition)

if the hazardous material is free from
hydrofluoric acid.
N4 For combination or composite packagings, glass inner packagings, other than
ampoules, are not permitted.
N5 Glass materials of construction are not
authorized for any part of a packaging
which is normally in contact with the hazardous material.
N6 Battery fluid packaged with electric
storage batteries, wet or dry, must conform to the packaging provisions of
Section 173.159 (g) or (h) of this subchapter.
N7 The hazard class or division number of
the material must be marked on the package in accordance with Section 172.302 of this subchapter. However, the hazard label corresponding to the hazard class or division
may be substituted for the marking.
N8 Nitroglycerin solution in alcohol may be
transported under this entry only when the
solution is packed in metal cans of not
more than 1 L capacity each, overpacked
in a wooden box containing not more than
5 L. Metal cans must be completely surrounded with absorbent cushioning material. Wooden boxes must be completely
lined with a suitable material impervious
to water and nitroglycerin.
N11 This material is excepted for the specification packaging requirements of this
subchapter if the material is packaged in
strong, tight non-bulk packaging meeting
the requirements of subparts A and B of
part 173 of this subchapter.
N12 Plastic packagings are not authorized.
N20 A 5M1 multi-wall paper bag is authorized if transported in a closed transport vehicle.
N25 Steel single packagings are not authorized.
N32 Aluminum materials of construction
are not authorized for single packagings.
N33 Aluminum drums are not authorized.
N34 Aluminum construction materials are
not authorized for any part of a packaging
which is normally in contact with the hazardous material.
N36 Aluminum or aluminum alloy construction materials are permitted only for halogenated hydrocarbons that will not react
with aluminum.
N37 This material may be shipped in an integrally-lined fiber drum (1G) which meets
the general packaging requirements of subpart B of part 173 of this subchapter, the
requirements of part 178 of this subchapter
at the packing group assigned for the material and to any other special provisions
of column 7 of the Section 172.101 table.
N40 This material is not authorized in the
following packagings:
a. A combination packaging consisting of a
4G fiberboard box with inner receptacles
of glass or earthenware;
b. A single packaging of a 4C2 sift-proof,
natural wood box; or

c. A composite packaging 6PG2 (glass, porcelain or stoneware receptacles within a
fiberboard box).
N41 Metal construction materials are not
authorized for any part of a packaging
which is normally in contact with the hazardous material.
N42 1A1 drums made of carbon steel with
thickness of body and heads of not less
than 1.3 mm (0.050 inch) and with a corrosion-resistant phenolic lining are authorized for stabilized benzyl chloride if tested
and certified to the Packing Group I performance level at a specific gravity of not
less than 1.8.
N43 Metal drums are permitted as single
packagings only if constructed of nickel or
monel.
N45 Copper cartridges are authorized as
inner packagings if the hazardous material
is not in dispersion.
N65 Outage must be sufficient to prevent
cylinders or spheres from becoming liquid
full at 55 SectionC (130 SectionF). The vacant space (outage) may be charged with a nonflammable
nonliquefied compressed gas if the pressure
in the cylinder or sphere at 55 SectionC (130 SectionF)
does not exceed 125 percent of the marked
service pressure.
N73 Packagings consisting of outer wooden
or fiberboard boxes with inner glass, metal
or other strong containers; metal or fiber
drums; kegs or barrels; or strong metal
cans are authorized and need not conform
to the requirements of part 178 of this subchapter.
N74 Packages consisting of tightly closed
inner containers of glass, earthenware,
metal or polyethylene, capacity not over
0.5 kg (1.1 pounds) securely cushioned and
packed in outer wooden barrels or wooden
or fiberboard boxes, not over 15 kg (33
pounds) net weight, are authorized and
need not conform to the requirements of
part 178 of this subchapter.
N75 Packages consisting of tightly closed
inner packagings of glass, earthenware or
metal, securely cushioned and packed in
outer wooden barrels or wooden or fiberboard boxes, capacity not over 2.5 kg (5.5
pounds) net weight, are authorized and
need not conform to the requirements of
part 178 of this subchapter.
N76 For materials of not more than 25 percent active ingredient by weight, packages
consisting of inner metal packagings not
greater than 250 mL (8 ounces) capacity
each, packed in strong outer packagings
together with sufficient absorbent material to completely absorb the liquid contents are authorized and need not conform
to the requirements of part 178 of this subchapter.

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