... inspection, the production plant to ensure that all factory X cationic dyes are in line with the requirements of this standard, the ... marks, packaging, transportation, storage3.1 marks, labelsEach packaging barrels of cationic dyes are coated on the firm and clear signs, indicate the ... into the bag outside the plastic bag.3.2 packagingThe cationic dye is installed in the drum lined with plastic bag ...