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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InChI key
LXXCECZPOWZKLC-UHFFFAOYSA-N
InChI
1S/3NO3.6H2O.Pr/c3*2-1(3)4;;;;;;;/h;;;6*1H2;/q3*-1;;;;;;;+3
SMILES string
O.O.O.O.O.O.[Pr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O
assay
99.9% trace metals basis
form
crystalline
reaction suitability
core: praseodymium, reagent type: catalyst
impurities
≤2000 ppm Trace Metal Analysis
Quality Level
1 of 4
This Item | |||
|---|---|---|---|
| form crystalline | form crystalline | form powder | form solid |
| assay 99.9% trace metals basis | assay 99.9% trace metals basis | assay 99.99% trace metals basis | assay 99.9% trace metals basis |
| Quality Level 200 | Quality Level 100 | Quality Level 100 | Quality Level 100 |
| impurities ≤2000 ppm Trace Metal Analysis | impurities ≤1500.0 ppm Trace Rare Earth Analysis | impurities ≤150.0 ppm Trace Rare Earth Analysis | impurities ≤1500.0 ppm Trace Rare Earth Analysis |
| reaction suitability reagent type: catalyst | reaction suitability reagent type: catalyst | reaction suitability reagent type: catalyst | reaction suitability reagent type: catalyst |
General description
Application
- A dopant to fabricate dye-sensitized solar cells. The addition of rare earth enhances the power conversion efficiency of solar cells by narrowing the band gap of photoanode materials.[1]
- A precursor to synthesize high entropy lanthanide oxysulfides ( wide band gap semiconductors).[2]
- To synthesize functionalized UV-emitting nanocomposite for photodynamic cancer therapy.[3]
- To fabricate Pr-doped MoO3 thinfilms for gas sensing applications.
signalword
Warning
hcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Ox. Sol. 3 - Skin Irrit. 2
Storage Class
5.1B - Oxidizing hazardous materials
wgk
WGK 2
ppe
dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
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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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