All Photos(1)

1.03164

Supelco

Eriochrome cyanine R (C.I. 43820)

for analysis (reagent for aluminium)

Synonym(s):
Eriochrome cyanine R (C.I. 43820)
Empirical Formula (Hill Notation):
C23H15Na3O9S
CAS Number:
Molecular Weight:
536.39
EC Index Number:
222-641-7

Quality Level

potency

>2000 mg/kg LD50, oral (Rat)

pH

9.1 (24 °C, 10 g/L in H2O)

solubility

420 g/L

bulk density

590 kg/m3

storage temp.

2-30°C

InChI

1S/C23H18O9S.Na/c1-11-7-13(9-15(19(11)24)21(26)27)23(14-8-12(2)20(25)16(10-14)22(28)29)17-5-3-4-6-18(17)33(30,31)32-23;/h3-10,24-25H,1-2H3,(H,26,27)(H,28,29);/q;+1

InChI key

HJEGHSWGWSAZBS-UHFFFAOYSA-N

Related Categories

Analysis Note

Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (buffer pH 7.0): 434 - 440 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.02 g/l; buffer pH 7.0; calc. on dried substance): 130 - 230
Loss on drying (110 °C): ≤ 10 %

Storage Class Code

11 - Combustible Solids

WGK Germany

WGK 3

Flash Point F

Not applicable

Flash Point C

Not applicable

Certificate of Analysis

Certificate of Origin

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service