有机化学
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J&K
Fluorochem
Accela
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Key Organics
Matrix
TCI
Aldrich
纯度
全部
-
>95%
>96%%+
≥95%
≥96%
≥96%, ≥96.0% (mixture of isomers)
≥97.0% (HPLC)
≥97.0% (N)
≥97.0% (sum of enantiomers, GC)
≥97%
≥98.0% (NT)
≥99.0% (GC)
≥99%
85.0%(GC)
85%
90%
93%+%+
95.0%(GC)
95.0%(GC&N)
95.0%(LC)
95.0%(N)
95%
95%%+
95%+
95+%
96.0%(N)
96%
96+%
97.0%(GC&N)
97.0%(LC)
97.0%(T)
97.0%(W)
97.0%(W&LC)
97%
97% (mixture of cis and trans), (Z)-Benzaldehyde oxime ≤6%
97%%+
98.0%(GC)
98.0%(GC&N)
98.0%(GC&T)
98.0%(LC)
98.0%(LC&N)
98.0%(LC&T)
98.0%(N)
98.0%(T)
98.0%(W)
98%
98%%+
99.0%(GC)
99.0%(T)
99%
AldrichCPR
Dye content 97?%
electronic grade, ≥99% trace metals basis
tech
technical, ≥90% (TLC)
规格
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0.25g
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100ml
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10mg
1ea
1g
1kg
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1mg
2.5g
2.5kg
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200umol
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250mg
25g
25mg
25ml
2g
2kg
500g
500mg
500ml
50g
50mg
5g
5mg
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纯度
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