Transparent plastic oil barrels manufacturers / 5 liters of pure buckets Price / 10 l paint buckets bottle supplier judge the merits of simple methods: a look, see transparency of the bottle is not bright and transparent, whether black spots or foreign matter, if there are doping back to the material, almost every bottle will be available in black or other colors appear impurities, such bottles must not be used. Two smell, smell odor bottle whether, if there is odor, it is possible that material back to do. Three touch, to touch the texture, the new material will "flap" sound, back feed texture will be worse. Sales hotline: 0316-8656077 15832608668