Quality control substances for humic acid content in water-soluble fertilizers
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Humic-acids content in Water-soluble fertilizer
RMH-F262 | 50克/瓶
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Humic-acids content in Water-soluble fertilizer
RMH-F261 | 50克/瓶
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Humic-acids content in Water-soluble fertilizer
RMH-F263 | 50克/瓶
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Quality control substances for organic matter in water-soluble fertilizers
RMK052 | 50g/瓶
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Quality control substances for organic matter in water-soluble fertilizers
RMK063 | 50g/瓶
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Quality control substances for sodium content in organic fertilizers
RMK019 | 40g/瓶
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Quality control substances for sodium content in organic fertilizers
RMK020 | 40g/瓶
Quality control substances for humic acid content in water-soluble fertilizers
NY/T1971-2010
酸沉淀后氧化还原滴定法。
腐殖酸含量
5.95
0.58
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