| Not official USP-NF text |
| SUPPORT |
Siliceous earth for gas chromatography has been flux-calcined by mixing diatomite with Na2CO3 flux and calcining above 900 . The siliceous earth is acid-washed, then water-washed until neutral, but not base-washed. The siliceous earth may be silanized. |
| S1A |
BRAND NAME |
MANUFACTURER |
|
Chromosorb G-AW-DMCS |
Johns Mansville Corp. |
|
Chromosorb G-AW-PMS |
Johns Mansville Corp. |
|
Chromosorb G-HP |
Johns Mansville Corp. |
|
Chromosorb P-AW-DMCS |
Johns Mansville Corp. |
|
Chromosorb W-AW |
Varian-Chrompack, Supelco |
|
Chromosorb W-AW-DMCS |
Johns Mansville Corp. |
|
Chromosorb W-HMDS |
Johns Mansville Corp. |
|
Chromosorb W-HP |
Varian-Chrompack, Supelco |
|
SUPELCOPORT |
Supelco, Inc. |
|
Supelcon AW DMCS |
Supelco, Inc. |
|