Plain Test Tube

844 plain test tube products are offered for sale by suppliers on Alibaba.com, of which test tubes accounts for 6%, blood test tubes accounts for 1%, and centrifuge tubes accounts for 1%. A wide variety of plain test tube options are available to you, such as borosilicate glass, high borosilicate glass and ps.You can also choose from transparent, colorful and blue plain test tube,As well as from round bottom, flat bottom plain test tube,and whether plain test tube is oem, or neutral.