98%
≥95%
≥98%(GC), mixture of cis and trans
≥98%
≥99%(GC)
97%
≥97%
50% in toluene
≥99.0%
≥97%(GC)
≥96%(T)
≥96%(GC)
≥93%(GC)
≥98%(HPLC)
90%
99%