QUINALDINE RED indicator
ürün Kodu : 102282.0005Sorunuz!
Ürün bilgisi
Grade
Reag. Ph Eur
Hill Formula
C21H23IN2
HS Code
2933 49 90
EC number
204-221-5
Molar mass
430.33 g/mol
CAS number
117-92-0
Kimyasal ve fiziksel veri
Solubility
(20 °C) practically insoluble
Melting point
ca.240 °C (decomposition)
Molar mass
430.33 g/mol
Bulk density
290 kg/m3
Güvenlik bilgisi
Storage class
10 - 13 Other liquids and solids
WGK
WGK 3 highly water endangering
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.
Spesifikasyonlar
Identity (UV/VIS-Spectrum)
passes test
Transition range
pH 1.4 - pH 3.2 colourless - red
Absorption maximum λ max (Acetic acid)
528 - 533 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; acetic acid glacial; calculated on anhydrous substance)
1150 - 1480
Water (according to Karl Fischer)
≤ 5 %