土壤中电导率质量控制物质(HJ802-2016) Quality control substance for electrical conductivity in soil
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土壤中电导率质量控制物质(HJ802-2016) Quality control substance for electrical conductivity in soil
RMU057a | 100g/瓶
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Quality control substance for electrical conductivity in soil
RMU059b | 100g/瓶
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Quality control substance for electrical conductivity in soil
RMU058b | 100g/瓶
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Quality control substance for electrical conductivity in soil
RMU056b | 100g/瓶
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土壤电导率质控样品/HJ 802-2016 Soil conductivity quality control
BWS0030-2016 | 70g
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土壤电导率质控样品/HJ 802-2016 Soil conductivity quality control
BWS0028-2016 | 70g
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土壤电导率质控样品/HJ 802-2016 Soil conductivity quality control
BWS0029-2016 | 70g
Quality control substance for electrical conductivity in soil
RMU060a
(25℃)电导率(mS/cm)
2.35
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▪ 土壤需风干后过2mm尼龙筛
▪ 浸提液体积比:水浸提(1:5),CaCl₂浸提(1:2.5)
▪ 振荡时间:水浸提(20±2℃下180±5min),CaCl₂浸提(180±5r/min振荡60min)
▪ 离心分离:3000r/min离心5min
以上信息仅供参考,请以相应标准的原文为准!