发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本方法规定了锌及锌合金中铝量的测定方法。 本方法适用于锌及锌合金中铝量的测定。测定范围:0.0003%~0.010
Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
Pyridine (Reagent)
Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
本标准规定了植物源性食品中二氯吡啶酸残留量的液相色谱-质谱联用测定方法。本标准适用于植物源性食品中二氯吡啶酸农药残留量的测定
Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
Coking pure pyridine
Phthalic anhydride for industrial use-Methods of test-Determination of iron content-2,2′-bipyridyl photometric method
Hydrochloric acid for industial use-Determination of iron content -2, 2′-bipyridyl spectrophotometric method
来自第5页
本方法规定了锌及锌合金中铝量的测定方法。 本方法适用于锌及锌合金中铝量的测定。测定范围:0.0003%~0.010
Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
Pyridine (Reagent)
Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
本标准规定了植物源性食品中二氯吡啶酸残留量的液相色谱-质谱联用测定方法。本标准适用于植物源性食品中二氯吡啶酸农药残留量的测定
Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
Coking pure pyridine
Phthalic anhydride for industrial use-Methods of test-Determination of iron content-2,2′-bipyridyl photometric method
Hydrochloric acid for industial use-Determination of iron content -2, 2′-bipyridyl spectrophotometric method
来自第5页