Reagent bottle with an embossed, fired label and a ground glass stopper. A reagent is a substance or mixture used in chemical analysis. Many...
Reagent bottle with an embossed, fired label and a ground glass stopper. A reagent is a substance or mixture used in chemical analysis. Many...
Reagent bottle with an embossed, fired label and a ground glass stopper. A reagent is a substance or mixture used in chemical analysis. Many...
Reagent bottle with a ground glass stopper and sand blasted label reading 'Ammon.Acetate'. A reagent is a substance or mixture used in chemical...
Reagent bottle with a ground glass stopper and sand blasted label reading 'sulphuric acid conc' (concentrated sulphuric acid. A reagent is a...玻璃
Reagent bottle with a ground glass stopper and sand blasted label reading 'acetic acid'. A reagent is a substance or mixture used in chemical...
Reagent bottle with a ground glass stopper and sand blasted label reading 'sulphuric acid dil' . A reagent is a substance or mixture used in chemical...
illustration of chloralkali process where electrolysis separates chloride and hydroxide from sodium and hydrogen to form sodium hydroxide - 試藥 幅插畫檔、美工圖案、卡通及圖標動作