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1.02404

Potassium iodate

volumetric standard, secondary reference material for iodometry, traceable to NIST SRM Certipur®

別名:

Potassium iodate

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この商品について

実験式(ヒル表記法):
IKO3
CAS番号:
分子量:
214.00
UNSPSC Code:
41116107
EC Index Number:
231-831-9
NACRES:
NA.24
MDL number:
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Quality Segment

agency

ISO 17025, reag. Ph. Eur., reag. USP

form

solid

technique(s)

titration: suitable

pH

6 (20 °C, 50 g/L in H2O)

mp

560 °C (decomposes)

solubility

92 g/L

density

3.98 g/cm3 at 20 °C

bulk density

2000 kg/m3

storage temp.

15-25°C

SMILES string

[K+].[I](=O)(=O)[O-]

InChI

1S/HIO3.K/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

InChI key

JLKDVMWYMMLWTI-UHFFFAOYSA-M

General description

Potassium iodate is a volumetric standard manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

It is used as secondary reference material for the standardization of volumetric solutions in iodometric titrations, following USP and Ph. Eur.

Features and Benefits

  • Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
  • Certified reference material according to ISO 17034
  • High-purity material traceable to NIST SRMs
  • Qualified in a DIN EN ISO/IEC 17025 accredited laboratory
  • In accordance with the chapter reagents of USP and Ph. Eur
  • High-quality offering accurate titer determinations

Packaging

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals

Legal Information

CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

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当該品目
603862159291.05050
Potassium iodate volumetric standard, secondary reference material for iodometry, traceable to NIST SRM Certipur®

Supelco

1.02404

Potassium iodate

Potassium iodate extra pure FCC

SAFC

1.05050

Potassium iodate

technique(s)

titration: suitable

technique(s)

titration: suitable

technique(s)

-

technique(s)

-

agency

ISO 17025, reag. USP, reag. Ph. Eur.

agency

-

agency

-

agency

-

solubility

92 g/L

solubility

-

solubility

water: soluble

solubility

92 g/L

pH

6 (20 °C, 50 g/L in H2O)

pH

-

pH

5.0-8.0 (25 °C, 5%)

pH

6 (20 °C, 50 g/L in H2O)

mp

560 °C (decomposes)

mp

560 °C (lit.)

mp

560 °C (lit.)

mp

560 °C (decomposes)

storage temp.

15-25°C

storage temp.

-

storage temp.

-

storage temp.

15-25°C


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pictograms

Flame over circleExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 2

保管分類

5.1B - Oxidizing hazardous materials

wgk

WGK 1

flash_point_f

does not flash

flash_point_c

does not flash


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified



試験成績書(COA)

製品のロット番号・バッチ番号を入力して、試験成績書(COA) を検索できます。ロット番号・バッチ番号は、製品ラベルに「Lot」または「Batch」に続いて記載されています。

以前この製品を購入いただいたことがある場合

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質問

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

    1 回答
    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

      役に立ちましたか?

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

    1 回答
    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

      役に立ちましたか?

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