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尿素高压冷凝器技术条件 Specifications for urea high pressure condenser
发布日期: 2004-06-09
实施日期: 2004-12-01
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肥料.用高效液相色谱法(HPLC)测定尿素缩合物.异丁烯二脲和巴豆烯二脲(方法A)和甲基脲低聚物(方法B)
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肥料 使用高效液相色谱法(HPLC)测定尿素冷凝液 异丁烯二脲和巴豆烯二脲(方法A)和甲基脲低聚物(方法B)
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Fertilizers — Determination of urea condensates using high-performance liquid chromatography (HPLC) — Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
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