USING PROPERLY:1、MUST gently shake the eyeliner bottle before using, or it will look dry.Carefully draw eyeliner line along with your eye shape（the line width is about 3mm , 2~3 layers will be the best), then wait it almost dry about 3 mins. 2、Nip t

Test Rame Metodo: colorimetrico con strisce reattive 10 - 30 - 100 - 300 mg/l Cu MQuant® - Find MSDS or SDS, a COA, data sheets and more information.

This method returns a new view of the pixel array with the rows and columns swapped. So for a (w, h) sized array a (h, w) slice is returned. If an array is one dimensional, then a length 1 x dimension is added, resulting in a 2D pixel array.