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ROSE BENGAL AR

C.I.No.45440 It is commonly used in eye drops to stain damaged conjunctival and corneal cells and thereby identify damage to the eye.
4,5,6,7-tetrachloro-2',4',5',7'-tetraiodofluorescein, Acid Red 94, Bengal Rose B sodium salt

COAs

Packings

25 g (00025)

100 g (00100)

1GBA000060 1GBA000180
Print friendly version
Article No. 05600 Grade AR
Purity 85% dye content CAS No. 632-69-9
Molecular Formula C20H2.Cl4I4Na2O5 Molecular Weight 1017.65
H.S. Code 3204.9000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Dark red powder
Solubility in water [% weight] Soluble in water

Specifications

Appearance Dark red to reddish brown colored powder Identity (IR) Passes test
Solubility (1 mg/mL in water) Clear to slightly hazy red color solution Absorption maxima (0.001% in water + 1 ml 1% Na2CO3 solution) 544 - 550 nm
Absorptivity (A 1%/1cm; at λmax) Min 860.0 Dye content Min 85.0%
Loss on drying (at 110°C) Max 10.0%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date: 15-Dec-2021

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