|
No. |
Lists of reference materials/certified reference materials |
Manufacturer |
Supplier |
|
1 |
Cadmium standard solution (CRM) | Saengvith Science Co., Ltd. (Thailand) | |
|
2 |
Cadmium standard solution (RM) |
PerkinElmer, Inc. (USA) |
Perkin-Elmer Co.,Ltd.(Thailand) |
|
3 |
Lead ICP standard 1000 mg/l PbCertiPUR (CRM) |
MERCK (Germany) |
Earth Cheme Lab Ltd., Part. (Thailand) |
|
4 |
Lead standard solution (Cat.no. N9300107) (RM) |
PerkinElmer, Inc. (USA) |
Perkin-Elmer Co.,Ltd. (Thailand) |
