Description

Purpose 1. Used for restaining of paraffin-embedded botanical materials; Schaeffer and Fulton methods were used to stain bacterial spores, plant virus-infected hosts, and erythrocyte ascaris eggs. 2, spot test to determine sulfite and cerium, tungsten; Acid-base indicator: pH0.0(yellow)*2Chemicalbook.0(green), *1.0(green)**3.5(colorless). Clinical diagnostic reagent (sensitive reagent for determination of inorganic phosphate). Photometric determination of gallium, tantalum, antimony, catalytic photometric determination of tungsten. REDOX indicator. Calibrating instruments and devices; Evaluation method; Working standard; Quality assurance/quality control; Other.