item 1 What is the Min Temp requirement -10 or - 2? the requirement said "-10 degrees Celsius = or - 2 degrees Celsius."is Are the electrical specifications correct? 50Hz is not for USA, Should be 50 Hz / 60 Hz Can accept maximum RCF for Swing-Out Rotor 5,394 x g instead 7,000 x g? Item 2 Can accept maximum RCF for Swing-Out Rotor 3337 x g instead 4122 x g? Item 5 Can you Accept Max Spinning Up 22 each 15 ml conical tubes instead 24 each 15 ml conical tubes?