Product number |
Packaging |
Price |
Product description |
Buy |
Sigma-Aldrich
CRM4M7340
|
1pkg |
$137 |
Acetaldehyde-2,4-DNPH solution certified reference material, ampule of 5 × 1?mL |
Buy |
Sigma-Aldrich
CRM47340
|
1pkg |
$34.9 |
Acetaldehyde-2,4-DNPH solution certified reference material, 1000?μg/mL in acetonitrile, ampule of 1?mL |
Buy |
Sigma-Aldrich
BCR547
|
10mg |
$259 |
Acetaldehyde-2,4-dinitrophenylhydrazone
BCR |
Buy |
Sigma-Aldrich
429554
|
20mg |
$264 |
Acetaldehyde-2,4-dinitrophenylhydrazone
analytical standard, for environmental analysis |
Buy |
Sigma-Aldrich
442434
|
100mg |
$187 |
Acetaldehyde-2,4-DNPH analytical standard |
Buy |