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Merck

N29902

Sigma-Aldrich

壬酸

96%

别名:

天竺葵酸, 洋锈球酸

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About This Item

线性分子式:
CH3(CH2)7COOH
CAS号:
分子量:
158.24
Beilstein:
1752351
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

蒸汽密度

5.5 (vs air)

品質等級

蒸汽壓力

<0.1 mmHg ( 20 °C)

化驗

96%

形狀

liquid

expl. lim.

9 %

折射率

n20/D 1.432 (lit.)

bp

268-269 °C (lit.)

mp

9 °C (lit.)

密度

0.906 g/mL at 25 °C (lit.)

SMILES 字串

CCCCCCCCC(O)=O

InChI

1S/C9H18O2/c1-2-3-4-5-6-7-8-9(10)11/h2-8H2,1H3,(H,10,11)

InChI 密鑰

FBUKVWPVBMHYJY-UHFFFAOYSA-N

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象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

278.6 °F - Pensky-Martens closed cup

閃點(°C)

137 °C - Pensky-Martens closed cup

個人防護裝備

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


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分析证书(COA)

Lot/Batch Number

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Flemming Andersen et al.
Contact dermatitis, 55(3), 148-154 (2006-08-22)
The term 'anti-irritant' (AI) was coined in 1965 by Goldemberg to describe a diverse group of topical product ingredients, which were able to reduce the irritation potential of other more irritating ingredients in the same product. 'AIs' are being added
Flemming Andersen et al.
Contact dermatitis, 55(3), 155-159 (2006-08-22)
So-called anti-irritants (AI) are widely used in cosmetic formulations, with the aim of reducing irritation from substances in the formulation. It may also be claimed that they are 'soothing' and 'healing' ingredients. However, the proof for these claims is circumstantial.
Natalia Kuzmina et al.
Contact dermatitis, 49(1), 26-31 (2003-12-04)
To assess interlaboratory variability in the measurement of skin electrical impedance (IMP), we evaluated irritant reactions to sodium lauryl sulfate (SLS) (2%) and nonanoic acid (NAA) (40%) in 2 laboratories. We studied the patch test responses in 40 healthy male
Anders Clemmensen et al.
The Journal of investigative dermatology, 130(9), 2201-2210 (2010-04-30)
The pathogenesis of irritant contact dermatitis (ICD) is poorly understood, and genes participating in the epidermal response to chemical irritants are only partly known. It is commonly accepted that different irritants have different mechanisms of action in the development of
Zhiyong Sun et al.
Applied microbiology and biotechnology, 74(1), 69-77 (2006-10-26)
Pseudomonas putida KT2440 grew on glucose at a specific rate of 0.48 h(-1) but accumulated almost no poly-3-hydroxyalkanoates (PHA). Subsequent nitrogen limitation on nonanoic acid resulted in the accumulation of only 27% medium-chain-length PHA (MCL-PHA). In contrast, exponential nonanoic acid-limited

实验方案

In this study, SPME was used for the analysis of free fatty acids in Parmesan cheese using a 65 μm Carbowax/divinylbenzene (DVB) SPME fiber. Headspace extraction of the cheese sample was conducted at 65 °C for 15 minutes and analyzed by GC with FID detection. SPME is ideal for analyzing the volatiles associated with solid food samples. The phase chemistry of the Nukol GC column provides excellent peak shape of acidic compounds.

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