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Merck
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主要文件

16595

Supelco

铅标准液,用于原子吸收

TraceCERT®, 1 g/L Pb in nitric acid (nominal concentration)

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250 ML
$107.00

$107.00


国内现货,预计发货时间2025年4月07日详情


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250 ML
$107.00

About This Item

UNSPSC代码:
41116107
NACRES:
NA.24

$107.00


国内现货,预计发货时间2025年4月07日详情


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等级

certified reference material
TraceCERT®

质量水平

产品线

TraceCERT®

浓度

1 g/L Pb in nitric acid (nominal concentration)

技术

AAS: suitable

应用

agriculture
cleaning products
cosmetics
environmental
food and beverages
personal care

包装形式

single component solution

一般描述

该认证标准物质(CRM)根据ISO 17034生产,根据ISO/IEC 17025表征。该CRM可追溯至 SI 单位kg,并且以来自国家计量研究院(NMI)如NIST的基准物质为基准进行测量。

请浏览ISO 证书和现场质量自评以查阅当前的鉴定证书。

http://www.sigma-aldrich.com下载您的证书以查看认证值,包括不确定性和失效日期。

应用

AAS 的铅标准被用作表征空气样品中的铅来源中的参考材料。[1]

分析说明

1 g/L 铅 溶于 2% 的硝酸,由高纯度 Pb(NO3)2,HNO3 和水配制

其他说明

有关TraceCERT®系列ICP和AAS CRM的完整产品列表、技术信息和示例证书,请访问我们的ICP & AAS标准物质网站

法律信息

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

象形图

Corrosion

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Met. Corr. 1 - Skin Irrit. 2

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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其他客户在看

Characterization of sources of lead in the urban air of Asia using ratios of stable lead isotopes.
Mukai, Hitoshi, et al.
Environmental Science & Technology, 27.7, 1347-1356 (1993)

商品

Recent advances in analytical tech for heavy metal detection ensure food safety, with products and services supporting trust in consumption.

相关内容

Testing for heavy metals in food and beverages? You understand that prolonged trace exposure to heavy metals such as arsenic (As), cadmium (Cd), chromium (Cr), lead (Pb), mercury (Hg), and thallium (Tl), via the food, beverages and drinking water we consume can cause serious health risks. Fortunately, increasingly sensitive tests are in place to ensure our food is safe. Discover the recent advances in analytical technologies for heavy metal detection and the products, services and technical support available to help you keep us all safe. Because we all want to trust what we eat.

Questions

1–3 of 3 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

      Helpful?

  3. Good time of the day! Could you please clarify the storage conditions for the CRM:16595 (Lead Standard for AAS), it's a bit unclear for us to identify whether it's from +5°C to +25°C or from -25°C to +5°C. Thank you for your answer.

    1 answer
    1. This product is stored at +5°C to +25°C. Kindly review a CofA available at this link: https://www.sigmaaldrich.com/certificates/Graphics/COfAInfo/fluka/pdf/PDF745701.pdf

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