colored 3.3 borosilicate glass tubes and rods

Product Description

colored 3.3 borosilicate glass tubes and rods This is Frances from Tianyuan Glass, we're the sole manufacturer of colored 3.3 borosilicate glass in China even the world so we can assure you the best price. Till now, we can produce *1 colors，the size from OD*******L: 3.5*0.8**2mm to **0**2****0mm. The products are widely used in lab, glassware, medical packaging, arts&handicrafts and so on. Most of the manufacturers similar to you import our colored glass in large quantity from us monthly. The difference between our color borosilicate glass and others is that: the color won't fade and contain no heavy metal.