Calcein Indicator For Metal Determination

ürün Kodu : 102315.0005

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Description
Catalogue Number 102315
Synonyms 2,7-Bis[bis(carboxymethyl)aminomethyl]fluorescein
Product Information
CAS number 1461-15-0
EC number 215-957-1
Hill Formula C₃₀H₂₆N₂O₁₃
Molar Mass 622.55 g/mol
HS Code 3212 90 00
Structure formula Image Structure formula Image
Quality Level MQ200
Physicochemical Information
Bulk density 600 kg/m3
Safety Information according to GHS
Storage class 10 - 13 Other liquids and solids
WGK WGK 3 highly hazardous to water
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Storage and Shipping Information
Storage Store at +5°C to +30°C.
Specifications
Appearance of solution (2 g/l; NaOH 1 mol/l) passes test
Identity (UV/VIS-Spectrum) passes test
Absorption maximum λmax. (NaOH 0.05 mol/l) 498 - 503 nm
Spec. Absorptivity A 1%/1cm (λmax..; 0.005 g/l; NaOH 0,05 mol/l; calc. on dried substances) 1000 - 1250
Loss on drying (110 °C) ≤ 7 %
Suitability as indicator (for metal titration) passes test

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