2,4-Dinitrophenol Indicator 99% AR
Uncoupler of oxidative phosphorylation used as reference substance in chromatography of DNP amino acids.
a-Dinitrophenol, 2,4-DNP, DNP ; ph 2.8 - 4.7 Colourless to Yellow
Product Code. |
01062 |
Grade |
AR |
Purity |
99% |
CAS No. |
51-28-5 |
Molecular Formula |
C6H4N2O5 |
Molecular Weight |
184.10 |
H.S.Code |
2908.99900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Yellow powder |
Odour |
Sweet, musty |
| Melting point/ Freezing point [°C] |
108 - 112 °C |
Vapour density |
6.35 |
Density [g/cm3] |
1.683 |
| Solubility in water [% weight] |
Partially soluble in water |
Packaging
Specification
| Appearance | Yellow colored powder |
| Assay (acidimetric) | Min 99.0% |
| Melting point (after drying) | 110 - 113 °C |
| pH transition range (pH 2.8 - 4.0) | Slightly greenish-yellow-greenish-yellow |
| Water (H2O) | About 30% |
Safety Information and Hazard Symbols
Symbol: GHS06, GHS08, GHS09
Signal Word: Danger
UN No.: 1320
IMCO Class No.: 4.1,6.1
Packing Group: I
Hazardous Statement: H301-H311-H331-H373-H400
Precaution Statement: P261-P273-P280-P301 + P310-P311