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/449/386/product-dating-information-mk.pdf
P3911
Cloruro de potasio
ACS reagent, 99.0-100.5%
About This Item
Productos recomendados
grado
ACS reagent
Nivel de calidad
Ensayo
99.0-100.5%
Formulario
powder
impurezas
≤0.005% Insoluble matter
pH
5.4-8.6 (25 °C, 5% in solution)
mp
770 °C (lit.)
densidad
1.98 g/mL at 25 °C (lit.)
trazas de anión
bromide (Br-): ≤0.01%
chlorate, nitrate (as NO3-): ≤0.003%
iodide (I-): ≤0.002%
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.001%
trazas de catión
Ba:, passes test (limit about 0.001%)
Ca: ≤0.002%
Fe: ≤3 ppm
Mg: ≤0.001%
Na: ≤0.005%
heavy metals: ≤5 ppm (by ICP-OES )
cadena SMILES
[Cl-].[K+]
InChI
1S/ClH.K/h1H;/q;+1/p-1
Clave InChI
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
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Categorías relacionadas
Descripción general
Aplicación
- Amorphous calcium phosphate (ACP) deposition solution, used for ACP coating on Ti coupons.[5]
- Modified methylene blue (MB) solution, utilized in the MB two-phase titration method.[6]
- 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid (HEPES)-containing artificial cerebrospinal fluid (ACSF) solutions.[7]
- Artificial sea water.[8]
Otras notas
Información legal
Código de clase de almacenamiento
13 - Non Combustible Solids
Clase de riesgo para el agua (WGK)
WGK 3
Punto de inflamabilidad (°F)
Not applicable
Punto de inflamabilidad (°C)
Not applicable
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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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