Fertilizers and soil conditioners. Solid urea aldehyde slow release fertilizer. General requirements
肥料和土壤调理剂 固体脲醛缓释肥料 一般要求
2017-03-31
ISO 19670-2017
Fertilizers and soil conditioners — Solid urea aldehyde slow release fertilizer — General requirements
肥料和土壤调节剂 - 固体脲醛缓释肥料 - 一般要求
2017-03-13
ISO 6181-2023
Fertilizers and soil conditioners — Liquid methylene-urea slow release fertilizers — General requirements
肥料和土壤改良剂.液态亚甲基脲缓释肥料.一般要求
2023-03-17
CEN/TS 17403-2021
Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C
肥料.固体脲醛和亚甲基脲缓释肥料中冷水不溶性氮和热水不溶性氮的测定和100℃下pH值为7.5的磷酸盐缓冲溶液中营养聚合物溶解度的测定
2021-01-13
DIN CEN/TS 17403
Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7.5 at 100 ¿C; German version CEN/TS
肥料.固体脲醛和亚甲基脲缓释肥料中冷水不溶性氮和热水不溶性氮的测定 以及在100℃pH值为7.5的磷酸盐缓冲溶液中营养聚合物溶解度的测定；德语版CEN/TS
2021-03-01
BS PD CEN/TS 17403-2021
Fertilizers. Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C
肥料 固体脲醛和亚甲基脲缓释肥料中冷水不溶性氮和热水不溶性氮的测定 以及营养聚合物在pH值为7,5、温度为100℃的磷酸盐缓冲溶液中溶解度的测定