Quality control substances of Cd, Hg, As, Pb, Cr, Ni, Co, V, Se,and TI in water soluble fertilizer
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Quality control substances of Cd, Hg, As, Pb, Cr, Ni, Co, V, Se,and TI in water soluble fertilizer
RMK055 | 70g/瓶
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Quality control substances of pH value in water-soluble fertilizer
RMK050a | 40g/瓶
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Quality control substances of pH value in water-soluble fertilizer
RMK015a | 40g/瓶
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Quality control substance of total phosphorus, available phosphorus and water-soluble phosphorus in compound fertilizer
RMK006a | 70g/瓶
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Total nitrogen, water-soluble phosphorus and available phosphorus quality control substances in diammonium phosphate fertilizer
RMK059 | 70g/瓶
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Al, As, Cd, Co, Cr, Fe, Hg, Ni, Pb, Se, Tl, V
GNM-M122179-2013 | 100ml
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Pb,Cr,Hg,As,Cd,Se quality control in rice flour
BWS0514-2016 | 不低于10g
Quality control substances of Cd, Hg, As, Pb, Cr, Ni, Co, V, Se,and TI in water soluble fertilizer
(GB/T 23349-2020)、(GB/T 39229-2020/ISO17318:2015)、(NY/T 1978-2010)、(GB/T 39356-2020)
火焰原子吸收分光光度法(FAAS)、电感耦合等离子体发射光谱法(ICP-OES)、原子荧光光谱法(AFS)。
总砷(As)
32.8
2.9
总钴(Co)
40.8
总钒(V)
27.4
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手机版:水溶肥料中镉、汞、砷、铅、铬、镍、钴、钒、锑、硒、铊质量控制物质(GB/T 23349-2020)、(GB/T 39229-2020/ISO17318:2015)、(NY/T 1978-2010)、(GB/T 39356-2020)
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2. 仪器校准:标准曲线法,R²≥0.999;
3. 基体干扰消除:内标法或标准加入法。
以上信息仅供参考,请以相应标准的原文为准!