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Merck

463035

Sigma-Aldrich

甲烷

electronic grade, ≥99.998%

别名:

Marsh gas, Methyl hydride

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About This Item

经验公式(希尔记法):
CH4
CAS号:
分子量:
16.04
Beilstein:
1718732
EC號碼:
MDL號碼:
分類程式碼代碼:
41116107
PubChem物質ID:
NACRES:
NA.23

等級

electronic grade

蒸汽密度

0.55 (vs air)

化驗

≥99.998%

形狀

gas

自燃溫度

998 °F

expl. lim.

15 %

雜質

<2 ppm CO
<2 ppm CO2
<3 ppm Water (H2O)
<5 ppm Ethane (C2H5)
<5 ppm Nitrogen (N2)

bp

−161 °C (lit.)

mp

−183 °C (lit.)

轉變溫度

critical temperature −82.1 °C

密度

0.716 g/mL at 25 °C (lit.)

SMILES 字串

[H]C([H])([H])[H]

InChI

1S/CH4/h1H4

InChI 密鑰

VNWKTOKETHGBQD-UHFFFAOYSA-N

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特點和優勢

甲烷用作碳化物和金刚石薄膜化学气相沉积 (CVD) 的碳源。

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推荐使用高纯度调节器 Z527378 或 Z527386。

象形圖

FlameGas cylinder

訊號詞

Danger

危險聲明

危險分類

Flam. Gas 1A - Press. Gas Compr. Gas

儲存類別代碼

2A - Gases

水污染物質分類(WGK)

nwg

閃點(°F)

-306.4 °F - closed cup

閃點(°C)

-188 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, multi-purpose combination respirator cartridge (US)


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T H Florin et al.
Gut, 37(3), 418-421 (1995-09-01)
The factors that regulate methanogenesis in humans have not been established. The presence of bile acid, which is lost into the colon from the small intestine, may be an important regulatory factor of methanogenesis. To examine this possibility, the effect
Ceri Hammond et al.
ChemSusChem, 5(9), 1668-1686 (2012-08-01)
The economically viable oxidative upgrading of methane presents one of the most difficult but rewarding challenges within catalysis research. Its potential to revolutionalise the chemical value chain, coupled with the associated supremely challenging scientific aspects, has ensured this topic's high
Mohamed F Haroon et al.
Nature, 500(7464), 567-570 (2013-07-31)
Anaerobic oxidation of methane (AOM) is critical for controlling the flux of methane from anoxic environments. AOM coupled to iron, manganese and sulphate reduction have been demonstrated in consortia containing anaerobic methanotrophic (ANME) archaea. More recently it has been shown
Cornelia Welte et al.
Biochimica et biophysica acta, 1837(7), 1130-1147 (2013-12-18)
Methane-forming archaea are strictly anaerobic microbes and are essential for global carbon fluxes since they perform the terminal step in breakdown of organic matter in the absence of oxygen. Major part of methane produced in nature derives from the methyl
C Berndt et al.
Science (New York, N.Y.), 343(6168), 284-287 (2014-01-05)
Methane hydrate is an icelike substance that is stable at high pressure and low temperature in continental margin sediments. Since the discovery of a large number of gas flares at the landward termination of the gas hydrate stability zone off

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