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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| Rozmiar/SKU | Dostępność | Cena netto |
|---|---|---|
2 mL | Skontaktuj się z Obsługą Klienta, aby uzyskać informacje na temat dostępności | 2510,00 zł |
Informacje o tej pozycji
2510,00 zł
grade
analytical standard
Quality Segment
shelf life
limited shelf life, expiry date on the label
concentration
10 μg/mL in acetonitrile
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
solubility
methanol: soluble 5 mg/mL, clear, yellow(lit.)
application(s)
cannabis testing
cannabis testing
cleaning products
cosmetics
food and beverages
personal care
format
single component solution
storage temp.
−20°C
SMILES string
C[C@@H]1Cc2c(Cl)cc(c(O)c2C(=O)O1)C(=O)N[C@@H](Cc3ccccc3)C(O)=O
InChI
1S/C20H18ClNO6/c1-10-7-12-14(21)9-13(17(23)16(12)20(27)28-10)18(24)22-15(19(25)26)8-11-5-3-2-4-6-11/h2-6,9-10,15,23H,7-8H2,1H3,(H,22,24)(H,25,26)/t10-,15+/m1/s1
InChI key
RWQKHEORZBHNRI-BMIGLBTASA-N
General description
Application
Disclaimer
1 of 1
Ta pozycja | |||
|---|---|---|---|
| description 10 μg/mL in acetonitrile, analytical standard | description from Petromyces albertensis, ≥98% (HPLC) | description certified reference material, 50 μg/mL in benzene: acetic acid (99:1), ampule of 1 mL | description Ochratoxin A (OTA) is a mycotoxin that acts through mechanisms such as the inhibition of protein synthesis, and may also be mediated by organic anion transporters (OATs). |
| technique(s) HPLC: suitable, gas chromatography (GC): suitable | technique(s) - | technique(s) gas chromatography (GC): suitable, HPLC: suitable | technique(s) - |
| grade analytical standard | grade - | grade TraceCERT®, certified reference material | grade - |
| application(s) cannabis testing | application(s) - | application(s) cleaning products | application(s) - |
| format single component solution | format - | format single component solution | format - |
| solubility methanol: soluble 5 mg/mL, clear, yellow(lit.) | solubility ethanol: soluble | solubility - | solubility DMSO: 50 mg/mL, nearly colorless |
| Quality Level 100 | Quality Level 300 | Quality Level 300 | Quality Level 100 |
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Słowo ostrzegawcze
Danger
Kody zagrożeń
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
Klasa składowania
3 - Flammable liquids
Temperatura zapłonu (°F)
35.6 °F - closed cup
Temperatura zapłonu (°C)
2 °C - closed cup
PPE (środki ochrony indywidualnej)
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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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?
1 answer-
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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Please I would like to know if the information contained in the certificate "The minimum recommended amount of subsample for all application types is 1 mL" is correct. Normally, it is allowed to withdraw vol. of up to 10 microliters from the standard
1 answer-
The minimum recommended sub-sample is 1mL. The ampoule should be used once and not stored and re-sampled. Accuracy is optimized by transferring the maximum amount of standard solution.
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