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418072

Sigma-Aldrich

Carbon-12C monoxide

99.95 atom % 12C

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About This Item

Linear Formula:
12CO
CAS Number:
630-08-0
Molecular Weight:
28.00
EC Number:
211-128-3
MDL number:
MFCD00198151
UNSPSC Code:
12352119
PubChem Substance ID:
24866200
NACRES:
NA.12

description

13C-depleted

Quality Level

200

isotopic purity

99.95 atom % 12C

assay

99% (CP)

bp

-191.5 °C (lit.)

mp

-205 °C (lit.)

mass shift

depleted

SMILES string

[12C-]#[O+]

InChI

1S/CO/c1-2/i1+0

InChI key

UGFAIRIUMAVXCW-IGMARMGPSA-N

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Packaging

All gas volumes are quoted at Standard Temperature and Pressure (STP) and not at Normal Temperature and Pressure (NTP). One STP Liter is 7.7% more gas than one NTP Liter.
Standard products are packaged in a 450 mL carbon steel lecture bottle with brass CGA 110/180 valve. Nominal gas pressures at 21ºC are 320 psig for 10 L and 850 psig for 25 L. Care must be taken when extracting this product from the cylinder.
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Recommended products

Stainless steel control valves Z146951, Z187224 or either of stainless steel regulators Z148504 and Z148512 is recommended.
PTFE sealing washers GCA inlet size 180 Z146994
PTFE sealing washers CGA inlet size 110 Z146986

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Flam. Gas 1A - Press. Gas Compr. Gas - Repr. 1A - STOT RE 1 Inhalation

target_organs

Heart

Storage Class

2A - Gases

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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T A Duong et al.
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Acute-stage specific bronchial epithelial detachment has been described in 27% of patients with Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN). To assess the pulmonary function of patients with SJS/TEN after remission. Analysis of pulmonary function tests (PFTs) performed during
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Interstitial lung diseases (ILDs) complicated with PM or DM are frequently aggressive and refractory to treatment. Recently some reports have suggested the potential benefit of tacrolimus for severe ILD complicated with PM/DM. However, little evidence has yet shown the efficacy
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Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology, 23(7), 1264-1272 (2014-04-18)
Nondaily or intermittent smokers (ITS) are increasingly common, but how much nicotine, if any, ITS take in and how quickly they metabolize it has not yet been studied. We compared carbon monoxide (CO), urinary cotinine, and nicotine metabolism [nicotine metabolite
Ciro Casanova et al.
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The modified Medical Research Council (mMRC) dyspnea, the COPD Assessment Test (CAT), and the Clinical COPD Questionnaire (CCQ) have been interchangeably proposed by GOLD (Global Initiative for Chronic Obstructive Lung Disease) for assessing symptoms in patients with COPD. However, there
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