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14379

Supelco

MS calibration solution

API; sodium iodide (2 μg/μL) and cesium iodide (50 ng/μL) in 50/50 2-propanol/water

Synonym(s):

Mass spectrometry calibration standard

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About This Item

UNSPSC Code:
12000000
NACRES:
NA.21
Pricing and availability is not currently available.

Quality Level

form

liquid

density

0.910-0.950 g/mL at 20 °C

suitability

in accordance for LC-MS

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

71.6 °F

Flash Point(C)

22 °C


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Certificates of Analysis (COA)

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Heeseon An et al.
Molecular cell, 74(5), 891-908 (2019-04-23)
Cells respond to nutrient stress by trafficking cytosolic contents to lysosomes for degradation via macroautophagy. The endoplasmic reticulum (ER) serves as an initiation site for autophagosomes and is also remodeled in response to nutrient stress through ER-phagy, a form of

Articles

MALDI-TOF MS is useful for monitoring complete conjugation.  Functionalized polymers are useful for creating polymer conjugates for diverse applications.

MALDI-TOF MS is useful for monitoring complete conjugation.  Functionalized polymers are useful for creating polymer conjugates for diverse applications.

MALDI-TOF MS is useful for monitoring complete conjugation.  Functionalized polymers are useful for creating polymer conjugates for diverse applications.

MALDI-TOF MS is useful for monitoring complete conjugation.  Functionalized polymers are useful for creating polymer conjugates for diverse applications.

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. 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

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. 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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