"It is normal procedure for black boxes to be sent for analysis to a laboratory authorised by the International Civil Aviation Association," Xinhua quoted Liow as saying.
The decision of handing over the black boxes was made by the international investigation team, led by the Netherlands
Liow said the black boxes would be flown to Farnborough, Britain, accompanied by Malaysian experts and other members of the international investigation team.
Earlier on Monday, the rebels including self-proclaimed prime minister of the Donetsk People's Republic, Alexander Borodai, handed over the flight recorders of the ill-fated jetliner to Malaysian officials at a ceremony in the eastern Ukrainian city of Donetsk.
Liow said the black boxes would be flown to Farnborough, Britain
A refrigerated train with the remains of the victims arrived in the Ukrainian city of Kharkiv, outside rebel territory, Tuesday.
According to officials, the remains will be flown from a coordination centre in Kharkiv to the Netherlands for identification and forensic identification.
The officials said that 282 bodies as well as recovered parts of 16 other bodies were loaded on to the refrigerated train.
Flight MH17, a Boeing 777, was flying from Amsterdam to Kuala Lumpur when it crashed after being hit by a missile in Ukraine near the Russian border last Thursday, killing all 298 passengers and crew on board. Of the 283 passengers on board, 193 were Dutch.