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607142

Sigma-Aldrich

Carbon-13C monoxide-18O Gas

95 atom % 18O, 99 atom % 13C

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About This Item

Linear Formula:
13C18O
CAS Number:
35907-63-2
Molecular Weight:
31.00
MDL number:
MFCD00083915
UNSPSC Code:
12352119
PubChem Substance ID:
24881945
NACRES:
NA.12

isotopic purity

99 atom % 13C
95 atom % 18O

Quality Level

200

bp

-191.5 °C (lit.)

mp

-205 °C (lit.)

mass shift

M+3

SMILES string

[13C-]#[18O+]

InChI

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

InChI key

UGFAIRIUMAVXCW-RGIGPVFXSA-N

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Packaging

500 mL quantity is packaged in a 450 mL carbon steel lecture bottle with brass CGA 110/180 valve. Nominal gas pressure at 21ºC is 3.6 psig for 500 mL. This pressure is slightly above atmospheric pressure. Care must be taken when extracting this product from the cylinder.
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.

Recommended products

Stainless steel control valves Z146951 or Z187224
PTFE sealing washers GCA inlet size 180 Z146994
PTFE sealing washers CGA inlet size 110 Z146986

Signal Word

Danger

Hazard Statements

H220,H280,H331,H360D,H372

Hazard Classifications

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

Target Organs

Heart

Storage Class Code

2A - Gases

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

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Certificates of Analysis (COA)

Lot/Batch Number
MBBC7176
MBBC6484
MBBC6085
MBBC6304
MBBC1103

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