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isophthalic acid
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isophthalic acid
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isophthalic acid
间苯二甲酸
白色结晶性粉末或针状结晶。易溶于醇和冰醋酸,微溶于沸水但不溶于冷水,几乎不溶于苯和石油醚。熔点为345~348℃,相对水的密度为1.507。易燃,毒性低,能升华。又称异酞酸、1,3-苯二甲酸。
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angle of incidence
angle of inclination
angle of internal friction
angle of intersection
angle of lag
angle of minimum deviation
angle of minimum resolution
angle of minimun resolution
angle of nutation
angle of object field of view
angle of parallelism
angle of polarization
angle of position
angle of precession
angle of projection
angle of reflection
angle of refraction
angle of repose
angle of rock mass movement
angle of rotation
angle of scattering
angle of second curvature
angle of separation
angle of shear
angle of shear strain
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