... .3±0.1(10-6k-1)Available colorsClear , milk white , opaque black,transparent black,silver champagne,gold champagne,dark blueblue B ... , yellow D, green, pink, purple,Regularly stocked rod size3mm - 46mmNote: standard length of rod :1200mm;Applicationornamental lamps of top grade, glass pipe ... ,glassware, and various crystal products;lighting,cups, borosilicate clear glass rod