Name: 1-NAPHTHOLBENZEIN INDICATOR 5 G
SKU: C005B-018490
Availability: OutOfStock

1-NAPHTHOLBENZEIN INDICATOR 5 G

Catalog No.

C005B-018490

Manufacturer No.

1062020005

Manufacturer Name

Sigma-Aldrich

Quantity

Unit of Measure

Analysis Note Identity (IR-spectrum): passes test Identity (UV/VIS-Spectrum): passes test Absorption maximum λ max. (perchloric acid (0,1 mol/l) in acetic acid): 622 - 626 nm Spec.

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Description
Specifications

Analysis Note

Identity (IR-spectrum): passes test
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λ_max.(perchloric acid (0,1 mol/l) in acetic acid): 622 - 626 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.005 g/l;perchloric acid (0,1 mol/l) in acetic acid;calculated on dried substance): 640 - 950
Transition range: pH 8,0 - pH 9,6; apricot - turquoiseblue
Loss on Drying (105°C): ≤ 7 %
Suitability as indicator (for non-aqueous titration): passes test

Molecular Weight: 374.43. Empirical Formula: C₂₇H₁₈O₂. Agency: reag. Ph. Eur.. Quality Level: 200. form: solid. loss: ≤. 7% loss on drying, 105Â°C. visual transition interval: 8.0-9.6, apricot to turquoise. mp: 243-245 . Â°C. bulk density: 120‑. 300 . kg/m³. λ. _max: 622-626 nm (perchloric acid (0,1 mol/l) in acetic acid). storage temp.: 2-30Â°C. InChI: 1S/C27H18O2/c28-25-16-14-23(19-10-4-6-12-21(19)25)27(18-8-2-1-3-9-18)24-15-17-26(29)22-13-7-5-11-20(22)24/h1-17,28H/b27-24+. InChI key: VDDWRTZCUJCDJM-SOYKGTTHSA-N. Storage Class Code: 11 - Combustible Solids. WGK: WGK 3. Flash Point(F): Not applicable. Flash Point(C): Not applicable.