標準物質ERM-EC680含量,ERM-EC681標準含量 天瑞標準片Ag價格
維修rohs機器|出租rohs機器|二手RoHS機器|回收二手rohs分析機器|更換SEA1000A光管
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塑膠（polyethylene)參考標準物質，符合RoHS指令
（ppm = mg/kg）
ERM-EC680高濃度
ERM-EC680K低濃度
ERM-EC681K高濃度
ERM-EC681低濃度
ERM-EC680
| As | 30.9 ppm |
| Br | 808 ppm |
| Cd | 140.8 ppm |
| Cl | 810 ppm |
| Cr | 114.6 ppm |
| Hg | 25.3 ppm |
| Pb | 107.6 ppm |
| S | 670 ppm |
ERM-EC680K
| As | 4.1 ppm |
| Br | 96 ppm |
| Cd | 19.6 ppm |
| Cl | 102.2 ppm |
| Cr | 20.2 ppm |
| Hg | 4.64 ppm |
| Pb | 13.6 ppm |
| S | 76 ppm |
| Sb | 10.1 ppm |
ERM-EC681
| As | 3.93 ppm |
| Br | 98 ppm |
| Cd | 21.7 ppm |
| Cl | 92.9 ppm |
| Cr | 17.7 ppm |
| Hg | 4.50 ppm |
| Pb | 13.8 ppm |
| S | 78 ppm |
ERM-EC681K
| As | 29.1 ppm |
| Br | 0.77 ppm |
| Cd | 137 ppm |
| Cl | 0.8 ppm |
| Cr | 100 ppm |
| Hg | 23.7 ppm |
| Pb | 98 ppm |
| S | 0.63 ppm |
| Sb | 99 ppm |
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