助熔剂 flux | 测定值 Measured value/% | 平均值 Average value/% | RSD/% | |||||
锡囊 | 0.0447 | 0.0463 | 0.0448 | 0.0443 | 0.0454 | 0.0458 | 0.0452 | 1.70 |
镍囊 | 0.0482 | 0.0480 | 0.0486 | 0.0480 | 0.0478 | 0.0487 | 0.0482 | 0.74 |
锡囊(包裹容器) + 镍囊(助溶剂) | 0.0480 | 0.0486 | 0.0482 | 0.0484 | 0.0481 | 0.0488 | 0.0484 | 0.64 |