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Organic Chemicals

Rhodamine B For Microscopy

RA002238 CAS 81-88-9 Microscopy

Identity

Product code
RA002238
CAS number
81-88-9
Grade
Microscopy
Molecular formula
C28H31ClN2O3
Molecular weight
479.02

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Dark green crystalline —
Odour Odorless —
Melting point/ Freezing point [°C] 210 - 211 °C °C
Density [g/cm3] 0.79 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
Appearance Dark green crystalline powder —
Absorption maxima in water 550 - 554 nm nm
Absorptivity (A 1%/1cm; at λmax; in water; on dried substances) Min 2100 —
Loss on drying (110 °C) Max 5.0 % %
Suitability (for microscopy) Passes test —

Packaging

Pack size SKU
25 g RA002238-PK-25G
100 g RA002238-PK-100G