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重要文件

900883

Sigma-Aldrich

NIR-II 染料

同義詞:

近红外荧光染料

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About This Item

分類程式碼代碼:
41116100
NACRES:
NA.23
暫時無法取得訂價和供貨情況

描述

Mass extinction co-efficient: 3.5 Lg-1cm-1
viscous solid or liquid

品質等級

形狀

liquid

λmax

780-810 nm

螢光

λem ~1050 nm, quantum yield ~2% (NIR emission)

儲存溫度

2-8°C

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一般說明

  • 稳定的PBS溶液。在常见缓冲液、血清和血液中可混溶且稳定。
  • 4 °C 避光保存。
  • 适用激发波长:785 nm,808 nm,发射波长:900-1400 nm,峰值~1050 nm。
  • 量子产率(QY) 〜2%,以IR-26为参考(0.5% Qy,1,2-二氯乙烷,808 nm激发)。量子产率约为普通 Hipco 单壁碳纳米管的 4 倍。
  • 体内成像(例如血管)中,对于常见裸鼠,在~200 μL 溶液中注入 ~100-150 μg,但此剂量可适当调整。
  • 染料的循环半衰期约为 1 小时。

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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分析證明 (COA)

Lot/Batch Number

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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/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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