고순도 시약 — 수산화 소듐 용액
高纯度的氢氧化钠溶液

2018-12-24

PHYSICAL AND CHEMICAL ANALYSIS OF AQUEOUS SOLUTIONS OF AMMONIA, TECHNICAL QUALITY.
氨水溶液的物理和化学分析 技术质量

1965-02-15

水溶液中核酸的浓度和纯度检测 紫外分光光度法
Quantification and purity analysis of nucleic acid concentration in solution—Ultraviolet spectrophotometry

2017-11-01

Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 6: Determination of 36 elements in a high-purity ammonium fluoride solution (NH<(Index)4>F) and in etching mixtures of high-purity ammonium fluoride solution containing hydrofluoric acid
半导体技术材料试验.液体中微量元素的测定.第6部分:高纯度氟化铵溶液（NH<（指数）4>F）和含氢氟酸的高纯度氟化铵溶液蚀刻混合物中36种元素的测定

2014-11-01

Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquefied pressurized ammonia and ammonia water solution
水管锅炉和辅助设备 - 第14部分:烟气需求使用液化加压氨和氨水溶液的DENOX系统

2004-06-16

Котлы водотрубные и котельно-вспомогательное оборудование. Часть 14. Требования к установкам очистки дымовых газов от оксидов азота (DENOX), применяющих сжиженный аммиак и водный раствор аммиака
水管锅炉和辅助设备 第14部分烟气的要求使用液化加压氨和氨水溶液的DENOX系统

Water-tube boilers and auxiliary installations - Part 14: Requirements for flue gas DENOX-systems using liquified pressurized ammonia and ammonia water solution
水管锅炉和辅助装置.第14部分:使用液化加压氨和氨水溶液的烟气脱硝系统的要求

2004-11-12

Water-tube boilers and auxiliary installations - Part 14: Requirements for fluegas DENOX systems using liquified pressurized ammonia and ammonia water solution
水管锅炉和辅助装置.第14部分:使用液化加压氨和氨水溶液的烟气脱硝系统的要求；德文版EN 12952-14:2004

2004-09-01