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Ammonium tetrathiotungstate

ROTI®METIC 99,9 % (3N)
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Warning
H315-H319-H335
i causes skin irritation, causes serious eye irritation, may cause respiratory irritation
P261 P302+P352 P305+P351+P338
i avoid breathing dust, IF ON SKIN: Wash with plenty of water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
Empirical formula (NH4)2WS4
Molar mass (M) 348,18 g/mol
Density (D) 2,71 g/cm³
WGK 1
CAS No. [13862-78-7]


Type analysis

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Art. No. 340263

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General information

ROTI®METIC (Metal Inorganic Compounds)

Ultra Pure Metals and Inorganic Compounds
The ROTI®METIC product range comprises more than 130 high purity inorganic metals and metal compounds with purity levels ranging from 99,9 % (3N) to 99,9999 % (6N). Modern production technology as well as high quality and safety standards make it possible to achieve these high purity levels of metal traces from 100 ppm to 1 ppm. Up to 60 trace metal compounds are analysed by HR-ICP, ICP-OES, AA, GD-MS and documented in the batch specific certificate of analysis supplied with the product. Our ultra high purity metals and metal compounds are ideal for the following applications:


Type analysis

Assay (metals basis)99,9 %  
Chemical analysis (ICP, AAS): up to 60 specified trace metal impurities in ppm range.

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