Rhodamine B (C.I. 45170) CAS 81-88-9

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CAS: 81-88-9

MF: C₂₈H₃₁ClN₂O₃

MW: 479.02

Pictograms
Signal word	Danger
Hazard statements	H302: Harmful if swallowed H318: Causes serious eye damage
Precautionary statements	P280: Wear protective gloves/protective clothing/eye protection/face protection. P301+P312: IF SWALLOWED: call a POISON CENTER/doctor/... IF you feel unwell. P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. P310: Immediately call a POISON CENTER or doctor/physician.
Supplementary EUH statements
UN Number	-
WGK	WGK 3
SDS Version	3.0

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Physical Description	Faint green to dark green or red/purple powder
Solubility (0.1% in water)	Clear, complete
Wavelength of Maximum Absorption	545 - 560 nm
Absorbance	≤ 0.50 (2mg/l in water + 1ml acetic acid, λmax)
Water	≤ 5.0%
pH (1% in water)	2.0 - 4.0
Water Insoluble Matter	≤ 0.5%
Specification Version	1.0

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