Eriocromo cianina R, C.I. 43820, per analisi, ExpertQ®

- C23H15Na3O9S
- M = 536,40 g/mol
- CAS [3564-18-9]
- EINECS-No.: 222-641-7
- Solub. in water: (20 ºC): ~ 420 g/l
- Tariff number: 3204 19 00 90
- Applications: analytical chemistry, for determination of: aluminium (indicator).

SPECIFICATIONS
identity (IR-spectrum): passes test
Absorption maximum l (buffer pH 7,0): 434 - 440 nm
Absorptivity (A1%/1 cm; l max.; 0,02 g/l buffer pH 7,0; on dried sample): 130 - 200
suitability for determination of Al : passes test
loss on drying (105 ºC): max. 10 %

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