Hydrogen and Methane mixtures, compressed

Data from the Hazardous Materials Table

Source: 49 CFR §172 (2018/07)

(3) Hazard Class

(7) Special Provisions (§172.102)

×Note:
Special provisions may be very complex. The extracts are taken from 49 CFR §172.102. Please be careful with the information, as necessary, additional conditions may be applied that are not written here. Please check the original source and report bugs.

N89	When steel UN pressure receptacles are used, only those bearing the “H” mark are authorized. Browse special provision N89

(8) Packing Authorizations (§173.***)

(8A) Exceptions	306	see 49 CFR §173.306
(8B) Non-bulk	302	see 49 CFR §173.302
(8C) Bulk	302, 314, 315	see 49 CFR §173.302, 314, 315

(9) Quantity Limits

(9A) Passenger aircraft/rail	Forbidden
(9B) Cargo aircraft only	150 kg

(10) Vessel stowage

(10A) Location

Stowage category “E” means the material may be stowed “on deck” or “under deck” on a cargo vessel or on a passenger vessel carrying a number of passengers limited to not more than the larger of 25 passengers, or one passenger per each 3 m of overall vessel length, but is prohibited from carriage on a passenger vessel in which the limiting number of passengers is exceeded.

Source: 49 CFR §172.101(k)

(10B) Other

40	Stow “clear of living quarters”.
57	Stow “separated from” chlorine.

Source: 49 CFR §176.84

Segregation Chart for Load, Transport, Storage

In this table a statement is contained for each hazard class whether the loading, transport or storage with other hazard classes is allowed, is not permitted or is restricted. The table is based on U.S.-Code 49 CFR §177.848.

Hazard Class	8	7	6.1	5.2	5.1	4.3	4.2	4.1	3	2.3B	2.3A	2.2	2.1	1.6	1.5	1.4	1.3	1.1/1.2
1.1/1.2
1.3
1.4
1.5
1.6
2.1
2.2
2.3A
2.3B
3
4.1
4.2
4.3
5.1
5.2
6.1
7
8

	May not be loaded, transported, or stored together in the same transport vehicle or storage facility.
	Load, transport, storage together is not restricted.
	Load, transport, storage together is allowed under restrictions.

Substances with similar name

UN-Number	Name	Hazard Class
	Hydrocyanic acid, anhydrous, see Hydrogen cyanide etc
UN 1613	Hydrocyanic acid, aqueous solutions or Hydrogen cyanide, aqueous solutions with not more than 20 percent hydrogen cyanide	6.1
NA 1613	Hydrocyanic acid, aqueous solutions with less than 5 percent hydrogen cyanide	6.1
UN 1049	Hydrogen, compressed	2.1
UN 1966	Hydrogen, refrigerated liquid (cryogenic liquid)	2.1
UN 2034	Hydrogen and Methane mixtures, compressed	2.1
UN 1048	Hydrogen bromide, anhydrous	2.3
UN 1050	Hydrogen chloride, anhydrous	2.3
UN 2186	Hydrogen chloride, refrigerated liquid	2.3
UN 3294	Hydrogen cyanide, solution in alcohol with not more than 45 percent hydrogen cyanide	6.1
UN 1614	Hydrogen cyanide, stabilized, with less than 3 percent water and absorbed in a porous inert material	6.1
UN 1051	Hydrogen cyanide, stabilized with less than 3 percent water	6.1
UN 1740	Hydrogendifluoride, solid, n.o.s	8
UN 3471	Hydrogendifluoride solution, n.o.s	8
UN 2197	Hydrogen iodide, anhydrous	2.3
UN 2015	Hydrogen peroxide, stabilized or Hydrogen peroxide aqueous solutions, stabilized with more than 60 percent hydrogen peroxide	5.1
UN 3149	Hydrogen peroxide and peroxyacetic acid mixtures, stabilized with acids, water, and not more than 5 percent peroxyacetic acid	5.1
	Hydrogen sulfate, see Sulfuric acid
UN 1053	Hydrogen sulfide	2.3
UN 2907	Isosorbide dinitrate mixture with not less than 60 percent lactose, mannose, starch or calcium hydrogen phosphate	4.1
	Peroxyacetic acid, with more than 43 percent and with more than 6 percent hydrogen peroxide	Forbidden
UN 3421	Potassium hydrogendifluoride solution	8
UN 2439	Sodium hydrogendifluoride	8
	Sulfuretted hydrogen, see Hydrogen sulfide
UN 1511	Urea hydrogen peroxide	5.1