有机化学
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硝基化合物
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Amethyst
J&K
Fluorochem
Frontier
Accela
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ChemBridge
Key Organics
Matrix
Rieke Metals
TCI
Aldrich
纯度
全部
-
>90.0%(T)%+
>90%
>94%
>95%
>97.0% (HPLC)
>97%
>98.0%(HPLC)(T)%+
>98%%+
>99%%+
≥94%
≥95.0%
≥95.0% (HPLC)
≥95.0% (NMR)
≥95%
≥96%
≥97.0%
≥97.0% (dried material, T)
≥97.0% (HPLC)
≥97.0% (N)
≥97%
≥98.0%
≥98.0% (GC)
≥98.0% (HPLC)
≥98.0%, ≥98.0% (HPLC)
≥98.5%
≥98.5% (AT)
≥98%
≥98% (T)
≥99.0%
≥99.0% (GC)
≥99.0% (HPLC)
≥99.0% (sum of enantiomers, HPLC)
≥99.0% (T)
≥99.0% (TLC), ~1?mol/mol water
≥99%
1.0?M in THF
100-200?mesh, extent of labeling: 0.5-1.0?mmol/g loading, 1?% cross-linked with
100-200?mesh, extent of labeling: 0.5-1.5?mmol/g F loading, 1?% cross-linked wit
100%
200-400?mesh, extent of labeling: 1.0-1.5?mmol/g loading, 1?% cross-linked with
40%
70.0%(LC)
80.0%(GC)
80.0%(LC)
80.0%(LC&T)
80.0%(T)
80%
80%(LC)
85.0%(GC)
85.0%(T)
85%
85%, technical grade
88.0%(GC)
90.0%(GC)
90.0%(LC)
90.0%(T)
90%
90%+
90+%
92%
93.0%(GC)
93.0%(GC&T)
93.0%(LC&T)
93.0%(T)
93%
94%
95.0%(GC)
95.0%(GC&T)
95.0%(LC)
95.0%(LC&T)
95.0%(T)
95.0%(T&LC)
95.0%%+
95%
95%, Contains 3- and 4-isomers
95%%+
95+%
96.0%(GC)
96.0%(GC&T)
96.0%(LC)
96.0%(T)
96%
96+%
97.0%(GC)
97.0%(GC&T)
97.0%(LC)
97.0%(LC&N)
97.0%(LC&T)
97.0%(T)
97.5%
97%
97%%+
98 atom % D
98.0%(GC)
98.0%(GC&N)
98.0%(GC&T)
98.0%(LC)
98.0%(LC&E)
98.0%(LC&N)
98.0%(LC&T)
98.0%(N)
98.0%(QNMR)
98.0%(T)
98.0%(T&GC)
98.0%(T&LC)
98.0%(T&QNMR)
98.0%%+
98.5%
98%
98%%+
99.0%(GC)
99.0%(GC&T)
99.0%(LC)
99.0%(LC&T)
99.0%(T)
99.5%
99%
99% (GC)
AldrichCPR
capacity 500?mL
contains ~25% water
environmental standard, 99%
extent of labeling: ~1.3?mmol/g loading
extent of labeling: 1.0-2.0?mmol/g loading, 1?% cross-linked
flask only
moistened with water, ≥95.0% (calc. based on dry substance, HPLC)
N/A
ReagentPlus?, 99%
Sample
tech
tech. 80%
Tech. 90%
technical grade
technical grade, 70%
technical grade, 80%
technical grade, 90%
technical grade, 92%
technical grade, 95%
technical, ~85% (HPLC)
technical, ≥90% (S)
technical, ≥97.0% (N)
technical, ≥97.0% (T)
规格
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0.1g
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0.5mg
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100g
100mg
100ml
10g
10mg
10ml
120ml
1ea
1g
1kg
1mg
1ml
2.5g
2.5kg
2.5l
200mg
200umol
20g
20mg
250g
250mg
250ml
25g
25mg
25ml
2g
2mg
5000g
500g
500mg
500ml
50g
50mg
50ml
5g
5kg
5mg
5ml
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