dùng cân phân tích (4.2.1.3.6) cân

use weight analysis (4.2.1.3.6) containing the prototype weigh about 0, 03 g active ingredient glyphosate, accurate to 0, 00001g to 10 ml flask (4.2.1.3.1), dissolve and norms to the starting line by the solvent phase (4.2.1.2.6), shake the ultrasound to eliminate air bubbles before the pump into the air

Using analytical balance (4.2.1.3.6) balanced sample contains about 0.03 g of the active ingredient glyphosate, accurate to 0,00001g flask 10ml (4.2.1.3.1), soluble and norms to the mark mobile phase solvent (4.2.1.2.6), shake to remove air bubbles ultrasound before injection machine