有机化学
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Amethyst
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Fluorochem-B
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Strem
Accela
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Rieke Metals
TCI
Maybridge
Aldrich
Fluka
纯度
全部
> 97 %
> 97%
>85%
>90%
>90%%+
>94
>94%
>95.0%(GC)
>95.0%(HPLC)
>95%
>95%%+
>96.0%(GC)
>96%
>97
>97.0%(GC)
>97%
>98.0%(GC)
>98.0%(GC)%+
>98.0%(T)
>98%
>99.0%(GC)
>99%
>99%%+
~38% Pt basis
≤77%
≥50% (via Cl), 50% in H2O
≥94%
≥95.0%
≥95.0% (GC)
≥95.0% (HPLC)
≥95.0% (T)
≥95%
≥95% (titration)
≥96.0% (AT)
≥96%
≥97 atom % D, ≥99% (CP), contains hydroquinone as stabilizer
≥97.0%
≥97.0% (AT)
≥97.0% (GC)
≥97.0% (HPLC)
≥97.0% (HPLC/AT)
≥97.0% (NT)
≥97%
≥98.0% (AT)
≥98.0% (GC)
≥98.0% (HPLC)
≥98.0% (TLC)
≥98.5% (GC)
≥98%
≥99.0%
≥99.0% (GC)
≥99.5%
≥99%
0.5 M in THF
1 M in acetic acid
1 M in hexanes
1.0 M in THF
1.0 M in toluene
18 mM in acetone, for chiral derivatization
2.0 M in methylene chloride
2.0 M in THF
200-400 mm bead size, ~20 % (silica gel), on silica gel
230-400 mesh, extent of labeling: ~2.5% loading, matrix active group, ~8% functi
25 wt. % in H2O
3 M in methylene chloride
40-63 μm, extent of labeling: 1.5 mmol/g loading
50 wt. % in toluene
50-65 wt. % in heptane
60:40% (w/w)
60%
62.0%(GC)
65.0%(GC)
65%
70.0%(GC)
70.0%(LC)
70%
8
80.0%(GC)
80.0%(T)
80%
83.0%(GC)
85.0%
85.0%(GC)
85.0%(LC)
85.0%(LC&T)
85.0%(T)
85%
87%
88.0%(GC)
88%
89.0%(GC)
9+%
90
90-105% (approx.)
90.0%
90.0%(GC)
90.0%(GC&T)
90.0%(LC)
90.0%(T)
90.0%%+
90%
90%, technical grade
90%%+
90+%
91%
92.0%(GC)
92.0%(T)
92%
93.0%(GC)
93.0%(GC&T)
93.0%(LC)
93.0%(T)
93%
94.0%(GC)
94.0%(T)
94%
95.0%
95.0%(GC)
95.0%(GC&NMR)
95.0%(GC&T)
95.0%(LC)
95.0%(LC&N)
95.0%(LC&T)
95.0%(N)
95.0%(T)
95.0%(T&GC)
95.0%(T&LC)
95.0%%+
95%
95%%+
95%+
95+%
96.0%(GC)
96.0%(GC&T)
96.0%(LC)
96.0%(LC&N)
96.0%(LC&T)
96.0%(N)
96.0%(T)
96%
96+%
97.0%
97.0%(GC)
97.0%(GC&N)
97.0%(GC&T)
97.0%(LC)
97.0%(LC&N)
97.0%(LC&T)
97.0%(N)
97.0%(N&T)
97.0%(T)
97.0%(T&GC)
97.0%(T&LC)
97.5%
97%
97% (HPLC)
97%, contains 500 ppm 4-tert-butylcatechol as inhibitor
97%, Mixture of 2, 3- and 4-isomers, stabilized
97%, optical purity ee: 97% (GLC)
97%, optical purity ee: 98% (GLC)
97%%+
97+%
98 atom % D
98.0%
98.0%(GC)
98.0%(GC&N)
98.0%(GC&T)
98.0%(LC)
98.0%(LC&N)
98.0%(LC&QNMR)
98.0%(LC&T)
98.0%(N)
98.0%(N&T)
98.0%(T)
98.0%(T&GC)
98.0%(T&LC)
98.5%
98.5%(T)
98%
98%%+
98+%
98+%%+
99.0%
99.0%(GC)
99.0%(GC&T)
99.0%(LC)
99.0%(LC&T)
99.0%(T)
99.0%(T&LC)
99.3%
99.5%
99.7%
99.8%
99.85%
99.9% trace metals basis
99.998% trace metals basis
99%
AldrichCPR
anhydrous, 97%
anhydrous, powder, 99.99% trace metals basis
Arxada quality, ≥97.0% (GC)
Arxada quality, 99.0-100.3 % (w/w) (T)
available chlorine 68 %
certified by the Biological Stain Commission, Dye content 70 %
ChiPros?, produced by BASF, 98%, ≥97.5% (HPLC)
contains ~250 ppm Pentaerythritol tetrakis(3,5-di-tert-butyl-4-hydroxyhydrocinna
contains ≤3% 2-propanol as stabilizer, 97%
contains 0.2% calcium carbonate as stabilizer, 98%
contains sodium/potassium carbonate as stabilizer, 97%
dry, ≥98.0% (T)
Dye content ~85 %
Dye content 15 %
Dye content 70 %
Dye content 85 %
Dye content 90 %
Dye content 95 %
Dye content 99 %
for electrochemical analysis, ≥99.0%
in excess methyl sulfide
low HCl, 97%
min. 90%
min. 95%
min. 97%
min. 98%
N/A
NMR reference standard, 5% in acetone-d6 (99.9 atom % D), NMR tube size 5 mm × 8
optical purity ee: 97% (GLC)
packaged for use in deposition systems
produced by Wacker Chemie AG, Burghausen, Germany, ≥99.0%
produced by Wacker Chemie AG, Burghausen, Germany, ≥99.0% (GC)
purified by redistillation, ≥99%
purified by sublimation, ≥99%
puriss., ≥99.0% (GC)
purum, mixture of isomers, ≥95.0%, stabilized
reagent grade, 98%
ReagentPlus?, ≥99%
ReagentPlus?, 99%
tech
tech%+
technical grade
technical grade, 85%
technical grade, 90%
technical grade, 95%
technical, (cis+trans), mixture of cis- and trans-isomers (~1:6), ~70% (GC)
technical, ≥85% (GC)
UN1993
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1set
2.5g
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2.5l
200mg
200umol
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250ml
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58g
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