Quality control substance of available potassium in organic fertilizers
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Quality control substances of organic matter in organic fertilizer
RMK021a | 50g/瓶
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Quality control substances of organic matter in organic fertilizer
RMK011a | 50g/瓶
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Substances for quality control of moisture content in organic fertilizers
RMK062 | 12支/套（20g/支）
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Quality control substance of rapidly available potassium and slowly available potassium in soil
RMU120 | 100g/瓶
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Quality control substances of calcium, magnesium and sulfur in organic fertilizers
RMK039 | 100g/瓶
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Organic matter quality control substances in bio-organic fertilizers
RMK060 | 50g/瓶
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Quality control substance of plant growth regulator (aminoester, paclobutrazole) in organic fertilizer
RMK037 | 40g/瓶
Quality control substance of available potassium in organic fertilizers
NY/T301-1995
火焰原子吸收分光光度法（FAAS）、火焰光度计。
速效钾（K）
44211
1880
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