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Indicators

2,4-Dinitrophenol Indicator

RA001315 CAS 51-28-5 AR

Identity

Product code
RA001315
CAS number
51-28-5
Grade
AR
Purity
98%
Molecular formula
C6H4N2O5
Molecular weight
184.10

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Yellow powder —
Odour Sweet, musty —
Melting point/ Freezing point [°C] 108 - 112 °C °C
Vapour density 6.35 —
Density [g/cm3] 1.683 g/cm3 g/cm3
Solubility in water [% weight] Partially soluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance Yellow colored powder — —
Assay Min 98.0 % % acidimetric
Purity Min 98.0 % % HPLC
Melting point (after drying) 112 - 116 °C °C —
Water Approx. 30 % % —
pH transition range (pH 2.6 - 4.0) Slightly pale yellow to yellow — —

Packaging

Pack size SKU
25 g RA001315-PK-25G
100 g RA001315-PK-100G