RHODAMINE B
RHODAMINE B For Microscopy
C.I.No.45170Rhodamine B is used in biology as a staining fluorescent dye, sometimes in combination with auramine O, as the auramine-rhodamine stain to demonstrate acid-fast organisms, notably Mycobacterium.
Short Name: RHODAMINE B
Synonym: Rhodamine 610, C.I. Pigment Violet 1, Basic Violet 10
Basic Details
Article No.
LG3908
Grade
For Microscopy
Purity
CAS No.
81-88-9
HS Code
3204.1342
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Dark green crystalline
Odour
Odorless
Melting point/ Freezing point [°C]
210 - 211 °C
Density [g/cm3]
0.79
Solubility in water [% weight]
Partially soluble in water
Chemical Specifications
Appearance
Dark green crystalline powder
Absorption maxima in water
550-554 nm
Absorptivity (A 1%/1cm; at λmax, pH 7, on dried substances)
Min 2100
Loss on drying (at 110°C)
Max 5.0 %
Suitability (for microscopy)
Passes test
Safety Information & Hazard Symbols
Signal Word
Danger
Hazardous Statement
H302-H318-H412
Precaution Statement
P264-P270-P273-P280-P301 + P312-P305 + P351 + P338