density:

1.47                                  n                                  

n

\\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\nn \\n \\nboiling point: \\n \\n \\n264.2 oc ที่ 760 mmhg \\n \\n \\nflash จุด: \\n \\n \\n113.6oc \\n \\n \\nrefractive index: \\n \\n \\n1 572 \\n \\n \\n \\n