ROSE BENGAL AR (C.I.NO.45440)

Article No R-1020
CAS No 632-69-9
HSN Code 32049000
Purity MIN. 85%
Grade AR
Molecular Formula C20H2O5Cl4I4Na2
Molecular Weight 1017.65
Shelf Life 5 YEARS

Specifications

Description Dark red to reddish brown coloured powder
Identity (IR) Passes test
Absorption maxima (0.001% in water +1ml 1% Na2CO3 solution) 544 – 550 nm
Dye content Min. 85.0%
Loss on drying at 110°C Max. 10.0%
Solubility (1mg/ml; H2O) Clear to slightly hazy red coloured solution