It is not clear how old the tankers were on the derailed train.
Sgt. Guillory said inspections today indicated that most of the derailed cars had ruptured.
Those passengers were put on an empty train that connected to the front of the derailed cars.
A second train, the 9 34 a.m. from Penn Station to Huntington, was hit by the derailed train.
The authorities decided that cleaning up the derailed train would be safer if the toxic substances were burned off.
A few moments later, a northbound train delivered a "glancing blow" to the derailed train, Network Rail said.
The line is only two tracks wide there and hemmed in by rock walls, making it hard even to remove the derailed cars.
Maharashtra: The collision of the Vidharbha Express with the derailed compartments of a local train on Thursday night killed one and injured 13, according to the Deccan Herald.
Amtrak said there were 238 passengers and five crew members aboard the derailed No 188 train on route from Washington, DC, to New York.
One Twitter user posted a picture of the derailed train: Network Rail tweeted: Earlier, passengers were advised to use alternative routes from Marylebone or Waterloo stations.
After another PATH train was dispatched alongside the derailed train, he said, the passengers were transferred and taken to Hoboken, where they arrived at 4 15 p.m.
