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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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Jacob I Bernoulli
Jacobi bracket
Jacobi canonical form
Jacobi condition
Jacobi constant
Jacobi continued fraction
Jacobi coordinate system
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Jacobi Davidson method
Jacobi-Davidson method
Jacobi determinant
Jacobi determinant identity
Jacobi differential equation
Jacobi ellipsoid
Jacobi elliptic function
Jacobi equation
Jacobi eta-function
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Jacobi function
Jacobi function of the first kind
Jacobi function of the second kind
Jacobi-Gauss quadrature
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