Quality control substances of 12 heavy metals in soil
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Quality control substances of 12 heavy metals in coal fly ash
RMU010a | 40g/瓶
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12 kinds of heavy metal quality control substances in domestic solid waste
RMU176 | 40g/瓶
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12 kinds of heavy metal quality control substances in industrial solid waste
RMU087 | 40g/瓶
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Quality control substances for 12 kinds of heavy metals (leaching) in industrial solid waste
RMU253 | 1.5kg/瓶
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Quality control substances of heavy metals in polyurethane synthetic leather
RMM001a | 20g/瓶
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13 kinds of heavy metal quality control substances such as lead and chromium in soil
RMU157a | 40g/瓶
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Quality control substances of eight heavy metals in cowhide leather powder
RMM007 | 20g/瓶
Quality control substances of 12 heavy metals in soil
HJ803-2016
总镉(Cd)
0.541
0.052
mg/kg
总钴(Co)
18.1
1.7
mg/kg
19.2
1.8
67.4
6.3
539
48
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消解温度控制:90±5℃水浴加热
离心条件:4000r/min,10分钟
内标元素:Sc(45)、Ge(72)、In(115)、Bi(209)
平行样相对偏差≤25%(低浓度时允许放宽至30%)
加标回收率:80%-120%
高盐基质样品需控制总溶解固体(TDS)≤0.4%
汞(Hg)干扰需通过在线稀释或汞捕集阱消除
以上信息仅供参考,请以相应标准的原文为准!