PYROCATECHOL VIOLET AR

(Catechol Violet)

Article No P-07440
CAS No 115-41-3
HSN Code 32049000
Purity -
Grade AR
Molecular Formula C19H14O7S
Molecular Weight 386.38
Shelf Life 5 years


MSDS

COA

Packagings

PYROCATECHOL VIOLET AR

1 gm

PYROCATECHOL VIOLET AR

Specifications

Description Dark green to green metallic or brown crystalline powder
Assay Min. 99%
Infrared spectrometry Authentic
Lambda max (in methanol) 441 to 449 nm
Melting Point/ Freezing Point [°C] 185 °C
Density [g/cm3] 1.344
Solubility in water [% weight] Soluble in water
Specific ext. E (1%/1cm) (at lambda max, methanol) Min 380
Appearance of solution (0.1% aq. Solution) Clear
Suitability test for complexometric determination of metal oxides Passes test
Loss on drying (110°C)1hr Max 7.0%