(iii) T50 When portable tank instruction T50 is indicated in Column (7) of the 172.101 Hazardous Materials Table, the applicable liquefied compressed gas and chemical under pressure descriptions are authorized to be transported in portable tanks in accordance with the requirements of 173.313 of this subchapter. Formulations with low nitrocellulose contents and neither showing dangerous properties when tested for their ability to detonate, deflagrate or explode when heated under defined confinement by the appropriate test methods and criteria in the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter), nor classed as a Division 4.1 (flammable solid) when tested in accordance with the procedures specified in 173.124 of this subchapter (chips, if necessary, crushed and sieved to a particle size of less than 1.25 mm), are not subject to the requirements of this subchapter. B11 Tank car tanks must have a test pressure of at least 2,068.5 kPa (300 psig). It is not an official legal edition of the CFR. TP32 Portable tanks may be used subject to the following conditions: a. Additionally, each cylinder must be visually inspected in accordance with CGA pamphlet, CGA C-6 (incorporated by reference, see 171.7). The Associate Administrator may except from the requirements of this subchapter articles, machinery, and apparatus provided: a. B16 The lading must be completely covered with nitrogen, inert gas or other inert materials. A5 Solids having an inhalation toxicity of Packing Group I are not permitted on passenger aircraft and may not exceed a maximum net quantity per package of 15 kg (33 pounds) on cargo aircraft. Furthermore, lithium batteries installed in a cargo transport unit, designed only to provide power external to the transport unit must be described using the proper shipping name Lithium batteries installed in cargo transport unit found in the 172.101 Hazardous Materials Table. Column 7: Special Provisions - Specifies codes for special provisions applicable to some hazardous materials. Equipment powered by lithium metal batteries or lithium ion batteries must be described using the entries Lithium metal batteries contained in equipment or Lithium metal batteries packed with equipment or Lithium ion batteries contained in equipment or Lithium ion batteries packed with equipment, as appropriate. We recommend you directly contact the agency responsible for the content in question. 370 This entry also applies to ammonium nitrate with not more than 0.2% combustible substances, including any organic substance calculated as carbon, to the exclusion of any added substance, that gives a positive result when tested in accordance with Test Series 2 of the UN Manual of Tests and Criteria, Part I (IBR; see 171.7 of this subchapter). If the SADT of the technically pure substance is higher than 75 C, the technically pure substance and formulations derived from it are not self-reactive materials and, if not meeting any other hazard class, are not subject to the requirements of this subchapter. This is in response to your November 18, 2015 e-mail and subsequent conversations with members of my staff requesting clarification of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to the selection of a . If you would like to comment on the current content, please use the 'Content Feedback' button below for instructions on contacting the issuing agency. 49 CFR 172.101 Thickness of stainless steel for tank shell and heads must be the greater of 7.62 mm (0.300 inch) or the thickness required for a portable tank with a design pressure at least equal to 1.5 times the vapor pressure of the hazardous material at 46 C (115 F). Orientation markings as described in 172.312(a)(2) are required when liquid hazardous materials may escape due to incorrect orientation. Transport in accordance with this special provision must be noted on the shipping paper. 365 For manufactured instruments and articles containing mercury, see UN3506. W10 When offered for transportation by vessel, the use of Large Packagings (see 171.8 of this subchapter) is prohibited. 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. 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. When the word Normal is indicated, 178.275(g)(3) of this subchapter does not apply. 26 This entry does not include ammonium permanganate, the transport of which is prohibited except when approved by the Associate Administrator. 45 Temperature should be maintained between 18 C (64.4 F) and 40 C (104 F). **Self-reactive materials that are thermally unstable and that Lading must be blanketed at all times with a dry inert gas at a pressure not to exceed 103 kPa (15 psig). citations and headings b. Quantities of not more than 500 g per package with not less than 10 percent water by mass may also be classed in Division 4.1, provided a negative test result is obtained when tested in accordance with test series 6(c) of the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter). quantity (RQ)", contains the reportable quantity (RQ), in pounds and kilograms, for each hazardous substance listed in Column 1 of TABLE 1. B49 Tanks equipped with interior heater coils are not authorized. Comments or questions about document content can not be answered by OFR staff. N5 Glass materials of construction are not authorized for any part of a packaging which is normally in contact with the hazardous material. Energy storage capacity means the energy stored in a capacitor, as calculated according to the following equation. See 173.306(h) of this subchapter. c. Packagings are excepted from the design stress limits at elevated temperatures, as described in Section VIII of the ASME Code (IBR, see 171.7 of this subchapter). Do not enter until vapors have dissipated. The driver of the transport vehicle and the consignee(s) must be trained not to enter the transport vehicle until the ammonia vapors have dissipated, and the emergency response information on the shipping paper must indicate that the vehicle contains ammonia vapors. 101 The name of the particular substance or article must be specified. 74 During transport, this material must be protected from direct sunshine and stored or kept in a cool and well-ventilated place, away from all sources of heat. A212 UN 2031, Nitric acid, other than red fuming, with more than 20% and less than 65% nitric acid intended for use in sterilization devices only, may be transported on passenger aircraft irrespective of the indication of forbidden in columns (9A) of the 172.101 table provided that: a. TP8 A portable tank having a minimum test pressure of 1.5 bar (150 kPa) may be used when the flash point of the hazardous material transported is greater than 0 C (32 F). B28 Packagings must be made of stainless steel. Dry sodium cyanide or potassium cyanide is also permitted in siftproof, water-resistant, fiberboard IBCs when transported in closed freight containers or transport vehicles. B135 For Large Packagings offered for transport by vessel, flexible or fibre inner packagings shall be hermetically sealed. B82 Cargo tanks and portable tanks are not authorized. Fertilizers meeting the criteria for this identification number are only subject to the requirements of this subchapter when offered for transportation and transported by air or vessel. This may be fulfilled by an additional locking device linked to the activator; (4) Each article must be manufactured in such a way as to prevent hazardous projections of the pressure receptacle or parts of the pressure receptacle; (5) Each pressure receptacle must be manufactured from material which will not fragment upon rupture; (6) The design type of the article must be subjected to a fire test. Date of the visual inspection must be stenciled on the tank near the other required markings. iv. 146 This description may be used for a material that poses a hazard to the environment but does not meet the definition for a hazardous waste or a hazardous substance, as defined in 171.8 of this subchapter, or any hazard class, as defined in part 173 of this subchapter, if it is designated as environmentally hazardous by another Competent Authority. 79 This entry may not be used for mixtures that meet the definition for oxidizing gas. 33 Ammonium nitrites and mixtures of an inorganic nitrite with an ammonium salt are prohibited. 387 When materials are stabilized by temperature control, the provisions of 173.21(f) of this subchapter apply. f. The properties of mechanical strength mentioned in this special provision shall be tested using a prototype of a receptacle and/or dispenser filled to nominal capacity, by increasing the temperature until the specified pressures are reached. b. B35 Tank cars containing hydrogen cyanide may be alternatively marked Hydrocyanic acid, liquefied if otherwise conforming to marking requirements in subpart D of this part. This document is available in the following developer friendly formats: Information and documentation can be found in our 4 This material is poisonous by inhalation (see 171.8 of this subchapter) in Hazard Zone D (see 173.116(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter. 371 a. 5101-5128, 44701; 49 CFR 1.81, 1.96 and 1.97. If a tank car tank is equipped with a non-reclosing pressure relief device, the rupture disc must be perforated with a 3.2 mm (0.13 inch) diameter hole. This entry may not be used for solids containing a Packing Group I liquid. A copy of the approval must accompany each shipment. The Associate Administrator will base the authorization on results from Series 2 tests and a Series 6(c) test from the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter) on packages as prepared for transport in accordance with the requirements of this subchapter. N20 A 5M1 multi-wall paper bag is authorized if transported in a closed transport vehicle. Each inner packaging contains not more than 30 mL; b. This entry applies to machinery or apparatus containing hazardous materials as a residue or as an integral element of the machinery or apparatus.
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