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B4895

Buffer, reference standard

pH 10.00±0.01 (25 °C)

Sinónimos:

pH calibration solution at 25 °C pH 10.00±0.01

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A ustedes/SKUDisponibilidadPrecio
500 mL
Comprobar disponibilidad del carrito
$46.300
6 x 500 mL
Comprobar disponibilidad del carrito
$218.000

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UNSPSC Code:
12161700
NACRES:
NA.25
MDL number:

$46.300


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form

liquid

Quality Segment

color

color-coded blue

pH

10.00±0.01 (25 °C)

storage temp.

15-25°C

Application

The buffer reference standard was used in the calibration of a pH meter in analytical procedures.

Features and Benefits

  • Traceable to standard reference materials from NIST
  • A ready-to-use solution available in different packaging to offer ease-of-use

Packaging

500 mL size packaged in polyethylene bottle; 1 gal size in convenient shelf-top dispenser with spigot.

Analysis Note

Standardized against N.I.S.T. standard reference materials.

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Este artículo
B5020B4770
form

liquid

form

liquid

form

liquid

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

15-25°C

storage temp.

15-25°C

storage temp.

-

color

color-coded blue

color

color-coded red

color

color-coded yellow

pH

10.00±0.01 (25 °C)

pH

4.00±0.01 (25 °C)

pH

7.00±0.01 (25 °C)


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Clase de almacenamiento

12 - Non Combustible Liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable



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Certificados de análisis (COA)

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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/418/501/product-dating-information-06-25-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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