409-21-2 WXQ6E537EW Silicon carbide Silicon carbide (SiC) Annanox CK Betarundum Betarundum ST-S Betarundum UF Betarundum ultrafine Carbofrax M Carbolon Carbon silicide Carborundeum Carborundum CCRIS 7813 Crystar Crystolon 37 Crystolon 39 Densic C 500 DU-A 1 DU-A 2 DU-A 3 DU-A 3C DU-A 4 EINECS 206-991-8 GC 10000 Green densic Green densic GC 800 Hitaceram SC 101 HSDB 681 KZ 3M KZ 5M KZ 7M Nicalon SC 201 SC 9 SC 9 (Carbide) SCW 1 SD-GP 6000 SD-GP 8000 Silicon monocarbide Silundum Tokawhisker UA 1 UA 2 UA 3 UA 4 UF 15 YE 5626 UNII-WXQ6E537EW EC 206-991-8 CAS 409-21-2
| CAS No. | 409-21-2 |
| Molecular Formula | CSi |
| Molecular Weight | 40.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 409-21-2 WXQ6E537EW Silicon carbide Silicon carbide (SiC) Annanox CK Betarundum Betarundum ST-S Betarundum UF Betarundum ultrafine Carbofrax M Carbolon Carbon silicide Carborundeum Carborundum CCRIS 7813 Crystar Crystolon 37 Crystolon 39 Densic C 500 DU-A 1 DU-A 2 DU-A 3 DU-A 3C DU-A 4 EINECS 206-991-8 GC 10000 Green densic Green densic GC 800 Hitaceram SC 101 HSDB 681 KZ 3M KZ 5M KZ 7M Nicalon SC 201 SC 9 SC 9 (Carbide) SCW 1 SD-GP 6000 SD-GP 8000 Silicon monocarbide Silundum Tokawhisker UA 1 UA 2 UA 3 UA 4 UF 15 YE 5626 UNII-WXQ6E537EW EC 206-991-8 (CAS 409-21-2), a certified reference material (molecular formula CSi, MW 40.10 g/mol) for analytical method development and quality control.
Owing to an organic framework, 409-21-2 WXQ6E537EW Silicon carbide Silicon carbide (SiC) Annanox CK Betarundum Betarundum ST-S Betarundum UF Betarundum ultrafine Carbofrax M Carbolon Carbon silicide Carborundeum Carborundum CCRIS 7813 Crystar Crystolon 37 Crystolon 39 Densic C 500 DU-A 1 DU-A 2 DU-A 3 DU-A 3C DU-A 4 EINECS 206-991-8 GC 10000 Green densic Green densic GC 800 Hitaceram SC 101 HSDB 681 KZ 3M KZ 5M KZ 7M Nicalon SC 201 SC 9 SC 9 (Carbide) SCW 1 SD-GP 6000 SD-GP 8000 Silicon monocarbide Silundum Tokawhisker UA 1 UA 2 UA 3 UA 4 UF 15 YE 5626 UNII-WXQ6E537EW EC 206-991-8 is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 40.10 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 409-21-2 WXQ6E537EW Silicon carbide Silicon carbide (SiC) Annanox CK Betarundum Betarundum ST-S Betarundum UF Betarundum ultrafine Carbofrax M Carbolon Carbon silicide Carborundeum Carborundum CCRIS 7813 Crystar Crystolon 37 Crystolon 39 Densic C 500 DU-A 1 DU-A 2 DU-A 3 DU-A 3C DU-A 4 EINECS 206-991-8 GC 10000 Green densic Green densic GC 800 Hitaceram SC 101 HSDB 681 KZ 3M KZ 5M KZ 7M Nicalon SC 201 SC 9 SC 9 (Carbide) SCW 1 SD-GP 6000 SD-GP 8000 Silicon monocarbide Silundum Tokawhisker UA 1 UA 2 UA 3 UA 4 UF 15 YE 5626 UNII-WXQ6E537EW EC 206-991-8 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | CSi |
| Molecular Weight | 40.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
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