Product number |
Packaging |
Price |
Product description |
Buy |
Sigma-Aldrich
CRM47175
|
1pkg |
$78.2 |
Crotonaldehyde-DNPH solution certified reference material, TraceCERT?, 100?μg/mL in acetonitrile (as the aldehyde), ampule of 1?mL |
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Sigma-Aldrich
429651
|
20mg |
$235 |
Crotonaldehyde 2,4-Dinitrophenylhydrazone analytical standard, for environmental analysis |
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Sigma-Aldrich
442529
|
100mg |
$56.9 |
Crotonaldehyde-2,4-DNPH analytical standard |
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TCI Chemical
C1332
|
1g |
$251 |
Crotonaldehyde 2,4-Dinitrophenylhydrazone >98.0%(HPLC)(T) |
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TRC
C818700
|
10g |
$1190 |
Crotonaldehyde 2,4-Dinitrophenylhydrazone |
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