Hazardous Materials: Notice of Applications for Modification to Special Permits

............. Entegris, Inc........... 173.302c(a), To modify the special to 173.302c(i)(5), permit to extend the 180.205(f), 180.205(g). requalification period for DOT-3AA cylinders used for the transportation in commerce of adsorbed gases from 5 to 10 years. (modes 1, 2, 3) 21212-M...................... The Boeing Company...... 173.241................. To modify the special permit to authorize an additional Hydraulic Supply System (HSS) Cart model. (mode 1) 21335-M...................... The Island Packers 176.305................. To modify the special permit Corporation. to provide labeling relief for UN1268 and UN1075 retail canisters and to authorize the transportation in commerce of 2 propane cylinders not exceeding 5- gallon water capacity per vessel per trip. (mode 5) 21354-M...................... Resonac America, Inc.... 171.23(a)(1), To modify the special permit 171.23(a)(3). to authorize the export of used-return cylinders that are not considered residual material and to remove the import cylinder quantity limitation. (modes 1, 3) 21873-M...................... Tesla, Inc.............. 173.185(b).............. To modify the special permit to authorize an increased maximum permissible gross mass. (modes 1, 2) 22021-M...................... Koch Fertilizer Dodge 172.203(a), 172.302(b), To modify the special permit City, LLC. 172.302(c), to authorize the Metrohm NIR 173.31