Eosin Y
Eosin Y

General Information

Product Name Eosin Y
CAS Number 15086-94-9
Molecular Formula C20H8Br4O5
Molecular Weight 647.90
MDL Number MFCD00036189
EC Number 239-138-3

2′,4′,5′,7′-Tetrabromofluorescein, Tetrabromofluorescein, Acid Red 87, Eosin yellowish, Solvent red 43, C.I. 45380:2, Bromo acid J. TS, XL, or XX, Bromofluorescein, Bronze Bromo ES, C20H8Br4O5, CAS NO.15086-94-9


Grade Analytical Reagent
Solubllity In Alcoholto pass test
Solubility In Sodium Hydroxide Solutionto pass test
Loss On Drying≤ 7%
Sulfated Ash≤ 0.20%
Sensitivity Testto pass test


Colour Index Number 45380:2
Merck Index(14) 3603
RTECS# LM5800000

Packaging Information

Packaging 25kg in carton drum (32cm*58cm)
   1kg in foil bag (10cm*15cm)


Pictogram: GHS07: Exclamation mark
Signal Word: Warning
Hazard Statements: H317 :May cause an allergic skin reaction.
Precautionary Statements: P261 :Avoid breathing dust, fume, mist, vapors or spray.
P272 :Contaminated work clothing must not be allowed out of the workplace.
P280 :Wear protective gloves.
P302+P352+P333+P313+P363 :If on skin: Wash with plenty of soap and water. If skin irritation or rash occurs: Get medical advice or attention. Wash contaminated clothing before reuse.
P501 :Dispose of contents and container in accordance with local, regional, national regulations (e.g. US: 40 CFR Part 261, EU:91/156/EEC, JP: Waste Disposal and Cleaning Act, etc.).

Transport Information

UN Number:
Packing Group
HS Number 3204.12.5090
Please feel free to send us your questions about our products through Inquiry Form or Contact us.