CRYSTAL VIOLET (C.I. 42555) INDICATOR AC (C005B-048173)

Analysis Note

Dye content (spectrophotometrically; calc. on dried substance): ≥ 90.0%
Identity (UV/VIS-Spectrum): passes test
Absorbance characteristics (Ratio,E (λmax - 15 nm)/E (λmax +  15 nm)): 0.98 - 1.20
Absorption maximum λ_max. (water): 589 - 594 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.002 g/l; water): 2000 - 2450
TLC-Test: passes test
Michler`s ketone: <0.10%
Loss on drying (110 °C, 4 h): ≤ 7.5%
Suitability as indicator (ACS): passes test
Suitability as indicator (Reag. Ph. Eur.): passes test

Molecular Weight: 407.98. Empirical Formula: C₂₅H₃₀ClN₃. grade: ACS reagent. Quality Level: 200. Agency: reag. Ph. Eur.. form: solid. potency: 420 . mg/kg LD₅₀, oral (Rat). composition: dye content, ≥. 90% spectrophotometric assay (calc. on dried substance). impurities: <. 0.10% Michler′. s ketone. loss: ≤. 7.5% loss on drying, 110°C, 4 h. pH: 2.5-3.5 (20 . °C, 10 . g/L in H₂O). mp: 189-194 . °C. solubility: 10 . g/L. density: 1.19 . g/cm³ . at 20 . °C. bulk density: 220‑. 400 . kg/m³. λ. _max: 589-594 nm in water. absorbance ratio: 0.98-1.20 (Ratio, E (lambda_max . - . 15 . nm)/E (lambda_max . + . 15 . nm)). storage temp.: 2-30°C. InChI: 1S/C25H30N3.ClH/c1-26(2)22-13-7-19(8-14-22)25(20-9-15-23(16-10-20)27(3)4)21-11-17-24(18-12-21)28(5)6. /h7-18H,1-6H3. 1H/q+1. /p-1. InChI key: ZXJXZNDDNMQXFV-UHFFFAOYSA-M. Pictograms: GHS05,GHS07,GHS08,GHS09. Signal Word: Danger. Hazard Statements: H302 - H318 - H351 - H410. Precautionary Statements: P202 - P273 - P280 - P301 + P312 - P305 + P351 + P338 - P308 + P313. Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Dam. 1. Storage Class Code: 11 - Combustible Solids. WGK: WGK 3. Flash Point(F): Not applicable. Flash Point(C): Not applicable.