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纯度
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-
> 98%
>80%
>90%
>95%
>97%
~1.5?M in cyclohexane, liquid, orange
≥80%
≥95.0%
≥95%
≥95%, FG
≥96%
≥97.0% (GC)
≥97.0% (HPLC)
≥97.0% (T)
≥97%
≥97%, FG
≥97%, optical purity ee: ≥99%
≥98.0%
≥98.0% (HPLC)
≥98.0% (sum of enantiomers, GC)
≥98%
≥98%, FCC
≥98%, FCC, FG
≥98%, FG
≥99.0% (GC)
≥99.0% (sum of enantiomers, GC)
≥99%
≥99%, FCC
≥99%, FG
0.5?M in THF
0.97
1.0?M in THF
1.5?M in cyclohexane
10?wt. % in propylene glycol
3?wt. % in propylene glycol
40?wt. % in tetrahydrofurfuryl alcohol and ethyl alcohol
50?wt. % in H2O, 98%
80.0%(GC)
80.0%(NMR)
85.0%(GC)
85.0%(LC&T)
85%
85+%
90.0%(GC)
90%
92%
94.0%(GC)
95.0%(GC)
95.0%(LC&N)
95.0%(T)
95.0%%+
95%
95%, FG
95%%+
95%+
95+%
96.0%(GC)
96.0%(GC&T)
96.0%(T)
96%
96%, FG
97.0%(GC)
97.0%(GC&T)
97.0%(LC)
97.0%(LC&T)
97.0%(T)
97.5%
97%
97%, contains 200?ppm monomethyl ether hydroquinone as inhibitor
97%, FG
98.0%(GC)
98.0%(GC&T)
98.0%(LC)
98.0%(LC&E)
98.0%(LC&N)
98.0%(LC&T)
98.0%(T)
98%
98%%+
98+%
99.0%(GC)
99.0%(GC&T)
99.5%
99.5%(GC)
99%
absolute, stored over molecular sieve
AldrichCPR
average Mn 200
contains 250?ppm BHT as inhibitor, 99%
contains 500?ppm monomethyl ether hydroquinone as inhibitor, 500?ppm hydroquinon
contains 75?ppm HQ as inhibitor, 900?ppm MEHQ as inhibitor, 97%
in tetrahydrofurfuryl alcohol and ethyl alcohol
min. 95%
min. 98%
mixture of cis and trans, ≥97%, FG
N/A
natural (US), ≥98%, FG
natural, ≥98%, FCC, FG
ReagentPlus?, 98%
ReagentPlus?, 99%
tech
Tech.
Tech. 90%
technical grade
technical grade, 85%
technical grade, 90%
THFMA 40?mol %
THFMA 60?mol %
THFMA 75?mol %
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