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
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A propos de cet article
Passer à
Qualité
ACS reagent
puriss. p.a.
Niveau de qualité
Essai
≥99.0% (KT)
Forme
powder
Impuretés
≤0.0005% total nitrogen (N)
Traces d'anions
chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤50 mg/kg
Traces de cations
As: ≤1 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤10 mg/kg
Ni: ≤5 mg/kg
Pb: ≤20 mg/kg
Chaîne SMILES
O=[Zn]
InChI
1S/O.Zn
Clé InChI
XLOMVQKBTHCTTD-UHFFFAOYSA-N
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Catégories apparentées
1 of 4
Cet article | 14439 | 205532 | PHR2724 |
|---|---|---|---|
| form powder | form powder | form powder | form solid |
| assay ≥99.0% (KT) | assay 99-100.5% (calc. for dried substance) | assay 99.9% | assay - |
| Quality Level 100 | Quality Level 100 | Quality Level 100 | Quality Level 300 |
| grade ACS reagent, puriss. p.a. | grade - | grade - | grade certified reference material, pharmaceutical secondary standard |
| anion traces chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kg | anion traces chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤500 mg/kg | anion traces - | anion traces - |
| cation traces As: ≤1 mg/kg, Cd: ≤5 mg/kg, Cr: ≤5 mg/kg, Fe: ≤5 mg/kg, Mg: ≤5 mg/kg, Na: ≤10 mg/kg, Pb: ≤20 mg/kg, Ca: ≤10 mg/kg, Cu: ≤5 mg/kg, Mn: ≤5 mg/kg | cation traces As: ≤3 mg/kg, Cd: ≤10 mg/kg, Fe: ≤10 mg/kg, Pb: ≤50 mg/kg | cation traces - | cation traces - |
Application
Mention d'avertissement
Warning
Mentions de danger
Conseils de prudence
Classification des risques
Aquatic Acute 1 - Aquatic Chronic 1
Code de la classe de stockage
11 - Combustible Solids
Classe de danger pour l'eau (WGK)
WGK 2
Point d'éclair (°F)
Not applicable
Point d'éclair (°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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What is the particle size of the product?
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The particle size of this material is 45 µm or less. The particle size distribution has not been determined.
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