Carbon-13C monoxide-18O Gas
ALDRICH/607142 - 95 atom % 18O, 99 atom % 13C
CAS Number: 35907-63-2
Empirical Formula (Hill Notation): 13C18O
Molecular Weight: 31.00
MDL Number: MFCD00083915
Linear Formula: 13C18O
Product Type: Chemical
| bp | -191.5 °C (lit.) |
| InChI | 1S/CO/c1-2/i1+1,2+2 |
| InChI key | UGFAIRIUMAVXCW-RGIGPVFXSA |
| isotopic purity | 95 atom % 18O |
| 99 atom % 13C | |
| mass shift | M+3 |
| mp | -205 °C (lit.) |
| SMILES string | [13C-]#[18O+] |
| Packaging: | 500 mL in steel cylinder |
| 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. |
| 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. |
| 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 |
| Symbol |     GHS02,GHS04,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H220 - H280 - H331 - H360 - H372 |
| Precautionary statements | P201 - P202 - P260 - P304 + P340 + P311 - P308 + P313 - P410 + P403 |
| Hazard Codes | F+,T |
| Risk Statements | 61-12-23-48/23 |
| Safety Statements | 53-45 |
| RIDADR | UN1016 - class 2 - Carbon monoxide, compressed |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| bp | -191.5 °C (lit.) |
| mp | -205 °C (lit.) |
| UNSPSC | 12352119 |