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- Spex
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南京效率科技有限公司
产品描述
| 元素 | 元素 | 基体 | 浓度μg/mL | 体积mL | 编号 |
| 三价砷 | ARSENIC+3 | As in 2% HCl | 1,000 | 125 | SPEC-AS3 |
| 五价砷 | ARSENIC+5 | As in H2O | 1,000 | 125 | SPEC-AS5 |
| 二价镉 | CADMIUM+2 | Cd in 2% HNO3 | 1,000 | 125 | SPEC-CD2 |
| 三价铬 | CHROMIUM+3 | Cr in 2% HNO3 | 1,000 | 125 | SPEC-CR3 |
| 六价铬 | CHROMIUM+6 | Cr in H2O | 1,000 | 125 | SPEC-CR6 |
| 二价铜 | COPPER+2 | Cu in 2% HNO3 | 1,000 | 125 | SPEC-CU2 |
| 二价铅 | LEAD+2 | Pb in 2% HNO3 | 1,000 | 125 | SPEC-PB2 |
| 二价汞 | MERCURY+2 | Hg in 5% HNO3 | 1,000 | 125 | SPEC-HG2 |
| 四价硒 | SELENIUM+4 | Se in 2% HNO3 | 1,000 | 125 | SPEC-SE4 |
| 六价硒 | SELENIUM+6 | Se in H2O | 1,000 | 125 | SPEC-SE6 |
生产商：美国SPEX公司
订购时间：一般为3-6周内。
