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
QSWDMMVNRMROPK-UHFFFAOYSA-K
InChI
1S/3ClH.Cr/h3*1H;/q;;;+3/p-3
SMILES string
Cl[Cr](Cl)Cl
assay
99%
form
flakes
purified by
sublimation
reaction suitability
core: chromium, reagent type: catalyst
impurities
<0.2% water
density
2.87 g/mL at 25 °C (lit.)
Quality Level
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This Item | 450790 | 244805 | 450782 |
|---|---|---|---|
| form flakes | form flakes | form powder | form powder |
| assay 99% | assay 99.99% trace metals basis | assay 95% | assay 99.99% trace metals basis |
| Quality Level 200 | Quality Level 100 | Quality Level 200 | Quality Level 200 |
| impurities <0.2% water | impurities ≤150.0 ppm Trace Metal Analysis | impurities may contain 1-5% insoluble matter | impurities ≤150.0 ppm Trace Metal Analysis |
| density 2.87 g/mL at 25 °C (lit.) | density 2.87 g/mL at 25 °C (lit.) | density 2.9 g/mL at 25 °C (lit.) | density 2.9 g/mL at 25 °C (lit.) |
| purified by sublimation | purified by - | purified by - | purified by - |
Application
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 2 - Met. Corr. 1 - Skin Sens. 1B
Storage Class
8B - Non-combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
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How can I determine the shelf life / expiration / retest date of this product?
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what is the trace sulfate content of this product in mg/kg?
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Trace analysis testing is not performed on this material. Currently, there is no product option available that is tested for sulfur content.
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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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