"螺[2.4]庚-4,6-二烯 ≥95.0% (GC) (-20°C)"
"螺[2.4]庚-4,6-二烯 ≥95.0% (GC) (-20°C)"
"螺[2.4]庚-4,6-二烯 ≥95.0% (GC) (-20°C)"
螺[2.4]庚-4,6-二烯≥95.0%(GC)(-20°C)
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螺[2.4]庚-4,6-二烯 ≥95.0% (GC) (-20°C)