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Standard Code | Standard Title | Standard Class | Order |
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GB/T 21896-2019 |
2-Naphthylamine-1,5-disulfonic acid (sulphonic Tobias acid ) 2-萘胺-1,5-二磺酸(磺化吐氏酸) |
China National Standards disulfonic |
English PDF |
GB/T 1648-2013 |
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt) H-酸单钠盐(1-萘胺-8-羟基-3、6-二磺酸单钠盐) |
China National Standards disulfonic |
English PDF |
GB/T 24415-2009 |
2-Naphthylamine-4,8-disulfonic acid (Amino C acid ) 2-萘胺-4,8-二磺酸(氨基C酸) |
China National Standards disulfonic |
English PDF |
GB/T 21896-2008 |
2-Naphthylamine-1,5-disulfonic acid (Sulphonic Tobias acid ) 2-萘胺-1,5-二磺酸(磺化吐氏酸) |
China National Standards disulfonic |
English PDF |
GB/T 13747.8-1992 |
Zirconium and zirconium alloys--Determination of cobalt content--1-Nitroso-2-hydroxy-3,6-naphthalene-disulfonic acid (sodium salt) spectrophotometric method 锆及锆合金化学分析方法 亚硝基R盐分光光度法测定钴量 |
China National Standards disulfonic |
English PDF |
GB/T 7480-1987 |
Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid 水质 硝酸盐氮的测定 酚二磺酸分光光度法 |
China National Standards disulfonic |
English PDF |
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