If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf
T2786
Tungstosilicic acid hydrate
Sinónimos:
Silicotungstic acid
Seleccione un Tamaño
| A ustedes/SKU | Disponibilidad | Precio |
|---|---|---|
10 g | Póngase en contacto con nuestro Servicio de Atención al Cliente para disponibilidad | 52,20 € |
50 g | Póngase en contacto con nuestro Servicio de Atención al Cliente para disponibilidad | 153,00 € |
Acerca de este artículo
52,20 €
form
powder
Quality Segment
solubility
water: 100 mg/mL, clear, colorless
SMILES string
O.O[Si](O)(O)O.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1.O=[W]2(=O)O[W](=O)(=O)O[W](=O)(=O)O2.O=[W]3(=O)O[W](=O)(=O)O[W](=O)(=O)O3.O=[W]4(=O)O[W](=O)(=O)O[W](=O)(=O)O4
InChI
1S/H4O4Si.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h1-4H;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
InChI key
ACTPFSYIGLFGLY-UHFFFAOYSA-N
General description
Application
- Preparation of silicotungstate butylmethylimidazolium bromide ionic liquid hybrid material
- Synthesis of SnII-substituted Keggin-type polyoxometalates as photocatalysts
- Preparation of silicotungstic acid/organically modified silane proton-conducting membranes
- Preparation of charge transfer compounds with Keggin anions
- Preparation of catalyst for catalytic liquid-phase oxidation of xylene
- Preparation of silicotungstate butylmethylimidazolium bromide ionic liquid hybrid material.
- Synthesis of Sn(II)-substituted Keggin-type polyoxometalates as photocatalysts.
- Preparation of silicotungstic acid/organically modified silane proton-conducting membranes.
- Preparation of charge transfer compounds with Keggin anions.
- Preparation of catalyst for catalytic liquid-phase oxidation of xylene.
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Este artículo | |||
|---|---|---|---|
| Quality Level 100 | Quality Level 100 | Quality Level 100 | Quality Level 100 |
| form powder | form powder or crystals | form powder, chunks or granules | form powder or crystals |
| solubility water: 100 mg/mL, clear, colorless | solubility water: 0.1 g/mL, clear, colorless | solubility - | solubility water: 100 mg/mL, clear, colorless |
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Clase de almacenamiento
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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How can I determine the shelf life / expiration / retest date of this product?
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How is shipping temperature determined? And how is it related to the product storage temperature?
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Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf
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