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7783-18-8 - Ammonium thiosulfate, 98+% - A10190 - Alfa Aesar

A10190 Ammonium thiosulfate, 98+%

CAS-Nummer
7783-18-8
Synonyme

Größe Preis ($) Menge Verfügbarkeit
100g 20,07
500g 40,17
2500g 143,17
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Ammonium thiosulfate, 98+%

MDL
MFCD00015965
EINECS
231-982-0

Chemische Eigenschaften

Formel
(NH4)2S2O3
Molmasse
148.20
Schmelzpunkt
ca 180° dec.
Dichte
1.64
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water, slightly soluble in acetone. Insoluble in ethanol and diethyl ether.

Anwendungen

Ammonium thiosulfate finds application for leaching of gold and silver since it forms strong complexes. It is widely utilized as a photographic fixing agent, which acts quicklier than sodium thiosulfate fixers. It serves as a fertilizer. It acts as an additive to coal-waste mixtures to inhibit the formation of dangerous dioxins and furans. It is used as an analytical reagent in laboratories.

Bemerkungen

Hygroscopic. Incompatible with strong oxidizing agents, acids, magnesium and aluminum.

Literaturverweise

Bound, S. A. Optimising crop load and fruit quality of ‘Packham’s Triumph’ pear with ammonium thiosulfate, ethephon and 6-benzyladenine. Sci Hort 2015, 192, 187-196.

Sun, S.; Cai, T.; Liu, Y.; Wang, J. Experimental and Theoretical Study of the Raman Spectra of Ammonium Thiosulfate Solution. J. Appl. Spectrosc. 2015, 82 (2), 182-187.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H303

May be harmful if swallowed.

Sicherheitshinweise: P312

Call a POISON CENTER or doctor/physician if you feel unwell.

Weitere Referenzen

Merck
14,562
Harmonized Tariff Code
2832.30
TSCA
Yes
RTECS
XN6465000

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