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重要文件

269336

Sigma-Aldrich

过乙酸 溶液

Peracetic acid solution

32 wt. % in dilute acetic acid

同義詞:

过氧乙酸

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About This Item

線性公式:
CH3CO3H
CAS號碼:
分子量::
76.05
Beilstein:
1098464
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:
暫時無法取得訂價和供貨情況

蒸汽壓力

20 mmHg ( 25 °C)

品質等級

形狀

liquid

成份

acetic acid, 40-45%

反應適用性

reagent type: oxidant

濃度

29.0-35% (by sodium thiosulfate, titration)
32 wt. % in dilute acetic acid

雜質

<6.0% hydrogen peroxide

折射率

n20/D 1.3876

pH值

<1

密度

1.13 g/mL at 25 °C

運輸包裝

wet ice

儲存溫度

2-8°C

SMILES 字串

CC(=O)OO

InChI

1S/C2H4O3/c1-2(3)5-4/h4H,1H3

InChI 密鑰

KFSLWBXXFJQRDL-UHFFFAOYSA-N

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一般說明

Peracetic acid (PAA) is a peroxy acid that is commonly used as an excellent oxidizing agent in organic synthesis. It is also used as a bleaching and sterilizing agent.

應用

Peracetic acid solution (32 wt. % in dilute acetic acid) can be used as an oxidant for the selective epoxidation of aliphatic terminal alkenes in the presence of manganese(II) perchlorate as the catalyst at ambient temperature. It is also used to oxidize sulfides, selenides, and amines.

特點和優勢

  • Easily synthesized
  • Environmentally benign reagent

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Flam. Liq. 3 - Met. Corr. 1 - Org. Perox. D - Skin Corr. 1 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

5.2 - Organic peroxides and self-reacting hazardous materials

水污染物質分類(WGK)

WGK 2

閃點(°F)

132.8 °F

閃點(°C)

56 °C


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分析證明 (COA)

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存取文件庫

Ultrasound-assisted MnO2 catalyzed homolysis of peracetic acid for phenol degradation: The assessment of process chemistry and kinetics.
Rokhina EV, et al.
Chemical Engineering Journal, 276, 91-96 (2015)
Eagleson M.
Concise Encyclopedia Chemistry, 894-894 (1994)
Hyeonjun Hong et al.
Materials science & engineering. C, Materials for biological applications, 103, 109837-109837 (2019-07-28)
Compressed collagen is a promising scaffold for corneal stroma analogue due to its facile incorporation of keratocytes while mimicking the mechanical niche of a native cornea with dense collagen fibrillar structures. However, it does not offer the sufficient biochemical niche
Mi Li et al.
Biotechnology for biofuels, 10, 237-237 (2017-12-08)
Hydrothermal pretreatment using liquid hot water (LHW) is capable of substantially reducing the cell wall recalcitrance of lignocellulosic biomass. It enhances the saccharification of polysaccharides, particularly cellulose, into glucose with relatively low capital required. Due to the close association with
Mehmet Kitis
Environment international, 30(1), 47-55 (2003-12-11)
Peracetic acid is a strong disinfectant with a wide spectrum of antimicrobial activity. Due to its bactericidal, virucidal, fungicidal, and sporicidal effectiveness as demonstrated in various industries, the use of peracetic acid as a disinfectant for wastewater effluents has been

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

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  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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  3. What is the shelf life of this product? I do not see an expiration date on the bottle.

    1 answer
    1. This product is not assigned an expiration date or recommended retest date. Products with no expiration date or recommended retest date should be routinely inspected by customers to ensure they perform as expected. These products are also subject to a one year warranty from the date of shipment. For more information you may access the "Product Dating Information" document under "ADDITIONAL USEFUL DOCUMENTS ABOUT OUR PRODUCTS" at the bottom of the Quality Services page with this link: https://www.sigmaaldrich.com/life-science/quality-and-regulatory-management/quality-services.

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Reviews

Active Filters

  1. Ames, IA
    • Review 1
    • Votes 0
    5 out of 5 stars.

    Peracetic acid

    We were happy to get a different size since the larger solution was back ordered

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