thorin

Names

[ Name ]:
thorin

[Synonym ]:
Thorin I,indicator grade
2-(2-Hydroxy-3,6-disulfo-1-naphthylazo)benzenearsonic Acid Disodium Salt Hydrate
Thorin
thoron
MFCD00003888
Disodium 1-(2-Arsonophenylazo)-2-naphthol-3,6-disulfonate Hydrate
Aspan Hydrate
Thoron Hydrate
EINECS 205-058-2
APANS
Thorin Hydrate ,etc.]
1-(2-Arsonophenylazo)-2-naphthol-3,6-disulfonic Acid Disodium Salt Hydrate

Chemical & Physical Properties

[ Melting Point ]:
>300°C

[ Molecular Formula ]:
C₁₆H₁₁AsN₂Na₂O₁₀S₂

[ Molecular Weight ]:
576.29700

[ Exact Mass ]:
575.88700

[ PSA ]:
233.64000

[ LogP ]:
2.49160

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS06, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301-H331-H410

[ Precautionary Statements ]:
P261-P273-P301 + P310-P311-P501

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T:Toxic;N:Dangerousfortheenvironment;

[ Risk Phrases ]:
R23/25;R50/53

[ Safety Phrases ]:
S20/21-S28-S45-S60-S61

[ RIDADR ]:
UN 3465 6.1/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
II

[ Hazard Class ]:
6.1(a)

Articles

Novel PVC membrane-based thoron ion selective electrode and its application: determination of zirconium.

Talanta 76 , 40, (2008)

The construction, electrochemical evaluation and application of new electrode selective to the thoron reagent are reported. The electrode incorporates bathophenanthroline iron: thoron ion pair as elec...

K. Hiiro et al.

Anal. Chim. Acta 37 , 209, (1967)

L.H. Scroggins

J. Assoc. Off. Anal. Chem. 59 , 1135, (1976)