HomeChemwell & Analyzer SuppliesCaps for PS-500 Sample Tubes, 100/bag (PS caps) “ChemWell Sample Tubes, 12X50 mm polystyrene, 500/bag (PS 500)” has been added to your cart. View cart Add to WishlistRemove from Wishlist Add to Wishlist Caps for PS-500 Sample Tubes, 100/bag (PS caps)$5.00 PS Caps (100/bag) Caps for PS-500 Sample Tubes, 100/bag (PS caps) quantity Buy now SKU: PS caps Category: Chemwell & Analyzer Supplies Tag: Laboratory Supplies Product ID: 18362 Related products Add to WishlistRemove from Wishlist Add to Wishlist Reagent Alcohol, 500mL $25.00 Buy now Add to WishlistRemove from Wishlist Add to Wishlist Multi-color Screw Caps for CWC Vials, 100/pkg (CW-cap) $10.00 Buy now Add to WishlistRemove from Wishlist Add to Wishlist 4 Cuvette Trays – 13 Cuvettes/tray – 5 segments/Cuvette (CW-T Cuvette) $25.00 Buy now