These black polypropylene ribbed caps come with a foil liner, which enhances their barrier properties. The black PP caps come in two sizes, 15/425. The 15/425 caps are available for purchase in bags of 200 pieces, or in cases of 2,000 pieces and the 13/415 caps are available in bags of 48
| SKS Science Products | |
|---|---|
| Product Category | Caps, Grips, and Closures |
| Product Number | 2127-02B |
| Material | Polypropylene (PP) |