ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 16px; font-family: PingFangSC-Semibold, "PingFang SC"; font-weight: bold; color: rgb(7, 7, 7); line-height: 22px; letter-spacing: 1px; visibility: visible;">样品制备
各省(区、市)土壤三普工作领导小组办公室根据本区域土壤样品采集数量情况,统筹安排样品制备工作任务,采取就近原则,由本区域确定的检测实验室操作实施。
(3)细磨用玛瑙球磨机、玛瑙研钵、瓷研钵等。
(4)孔径为2mm的尼龙筛。
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 14px; font-family: PingFangSC-Regular, "PingFang SC"; color: rgb(0, 0, 0); line-height: 20px; letter-spacing: 1px;">注意事项:
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 14px; font-family: PingFangSC-Regular, "PingFang SC"; color: rgb(0, 0, 0); line-height: 20px; letter-spacing: 1px;">1、样品风干、粗磨、分装过程中样品编码必须始终保持一致。
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 14px; font-family: PingFangSC-Regular, "PingFang SC"; color: rgb(0, 0, 0); line-height: 20px; letter-spacing: 1px;">2、制样所用工具每处理完1批样品后需清洗干净并烘干,避免交叉污染。
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 14px; font-family: PingFangSC-Regular, "PingFang SC"; color: rgb(0, 0, 0); line-height: 20px; letter-spacing: 1px;">3、定期检查样品标签,严防样品标签模糊不清或脱落丢失。
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 14px; font-family: PingFangSC-Regular, "PingFang SC"; color: rgb(0, 0, 0); line-height: 20px; letter-spacing: 1px;">4、样品制备时填写样品制备记录表,相关制备信息上报土壤普查工作平台。
ntent="t" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; clear: both; min-height: 1em; font-size: 16px; font-family: PingFangSC-Semibold, "PingFang SC"; font-weight: bold; color: rgb(7, 7, 7); line-height: 22px; letter-spacing: 1px;">样品保存