Polypropylene. For cryo tubes 1.2 to 5.0 ml. Packed in PE-bags with 500 pcs. Color Coding Cap Inserts for Cryo Tubes Color Quantity per pack Order No. Image white 500 89100642 red 500 89100643 blue 500 89100644 green 500 89100645 Tags: ProductsTubesCryotubesRatiolab Language English Български