Description : Material : food - graded plastic Other than used for lab testing , this vial is also widely used for storing small amount of chemical solutions and fumes . Forms a very spiral thread seal . It can be used to store volatile organic solution such as acetone , fumes , and type solution . And it can keep these liquids for a very long time without drying out . Specification : Material : plastic Color : clear Size Chart : Size : approx . 15ml : Caliber : 18mm / 0 . 71 &# 39 ;&# 39 ;; Bottom diameter : 29mm / 1 . 14 &# 39 ;&# 39 ;; height : 47mm / 1 . 85 &# 39 ;&# 39 ; 30ml : Caliber : 23mm / 0 . 9 &# 39 ;&# 39 ;; Bottom diameter : 34mm / 1 . 34 &# 39 ;&# 39 ;; height : 53mm / 2 . 09 &# 39 ;&# 39 ; 40ml : Caliber : 23mm / 0 . 9 &# 39 ;&# 39 ;; Bottomdiameter : 34mm / 1 . 34 &# 39 ;&# 39 ;; height : 62mm / 2 . 44 &# 39 ;&# 39 ; 50ml : Caliber : 23mm / 0 . 9 &# 39 ;&# 39 ;; Bottom diameter : 38mm / 1 . 5 &# 39 ;&# 39 ;; height : 66mm / 2 . 6 &# 39 ;&# 39 ; 60ml : Caliber : 28mm / 1 &# 39 ;&# 39 ;; Bottom diameter : 42mm / 1 . 65 &# 39 ;&# 39 ;; height : 68mm / 2 . 68 &# 39 ;&# 39 ; 80ml : Caliber : 28mm / 1 &# 39 ;&# 39 ;; Bottom diameter : 45 . 5mm / 1 . 79 &# 39 ;&# 39 ;; height : 80mm / 3 . 15 &# 39 ;&# 39 ; 100ml : Caliber : 22mm / 3 . 9 &# 39 ;&# 39 ;; Bottom diameter : 44 . 5mm / 1 . 75 &# 39 ;&# 39 ;; height : 106mm / 4 . 17 &# 39 ;&# 39 ; Package Includes : 5 Pieces Plastic Sample Bottle