产品介绍：
| Potassium | 钾 | 7440-09-7 | 20000µg/mL |
| Arsenic | 砷 | 7440-38-2 | 1000µg/mL |
| Lead | 铅 | 7439-92-1 | 1000µg/mL |
| Thallium | 铊 | 7440-28-0 | 1000µg/mL |
| Selenium | 硒 | 7782-49-2 | 500µg/mL |
| Silver | 银 | 7440-22-4 | 300µg/mL |
| Barium | 钡 | 7440-39-3 | 300µg/mL |
| Cadmium | 镉 | 7440-43-9 | 300µg/mL |
| Cobalt | 钴 | 7440-48-4 | 300µg/mL |
| Chromium | 铬 | 7440-47-3 | 300µg/mL |
| Copper | 铜 | 7440-50-8 | 300µg/mL |
| Nickel | 镍 | 7440-02-0 | 300µg/mL |
| Vanadium | 钒 | 7440-62-2 | 300µg/mL |
| Zinc | 锌 | 7440-66-6 | 300µg/mL |
| Manganese | 锰 | 7439-96-5 | 200µg/mL |
| Beryllium | 铍 | 7440-41-7 | 100µg/mL |
