2-Carboxy-2'-hydroxy-5'-sulfoformazyl-benzene monosodium salt;2-[5-(2-Hydroxy-5-sulfophenyl)-3-phenyl-1-formazyl]benzoic acid monosodium salt 462.41
Jiangxi Shengwei Chemical Technology Co., Ltd.supplies scientific research products as below:
1.High-purity organic chemical reagents;
2.Analytical reagents;
3.Biochemical reagents;
4.Chemical raw materials;
5.Experimental instruments;
6.Experimental consumables and accessories;
7.Reagent Standard;
8.Test services;
Indicators for the determination of zinc, copper and Mercury by colorimetry. As a complex indicator, calcium, zinc, copper, nickel, cobalt, iron, manganese, cadmium, lead, Cerium and indium are indirectly titrated.
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