Formaldehyde-DNPH Mix
• High concentration.
• Acetonitrile solvent—suitable for HPLC analyses.
Compound List: Formaldehyde-DNPH (1081-15-8)
*The reported concentrations reflect the amount of formaldehyde in the mixture. The concentration of derivatized formaldehyde is not reported.
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Sampling for airborne carbonyl compounds in EPA Method TO-11A and other methods is based on a reaction between the target compounds and 2,4-dinitrophenylhydrazine (DNPH), coated on a silica gel adsorbent. We introduced a 15-component aldehyde/ketone-DNPH calibration mix (cat.#31808). To meet the needs of investigators analyzing only for formaldehyde, we offer this formulation.
CAS#: 1081-15-8
Certified Reference Material: Yes
Solvent and Volume: 500 µg/mL in acetonitrile, 1 mL/ampul*
Concentration: 500
Min Shelf Life on Ship Date: 6 months
Product Name: Formaldehyde-DNPH
Product Type: Single-Component Standard
Solvent Code: ACN
Units: ea.