Test tube caps, Labocap, 17/18, 10 pcs

Used in microbiological, bacteriological and biotechnological laboratories. They are mainly used to protect the sample against external dirt, guaranteeing a sterilizable but non-hermetic seal. Made of high quality aluminum. Built-in spring made of nickel-plated steel that gives an excellent adhesion to the tube and ensures the required air flow

sales unit reference: CFTT-017-010, Øtube (mm): 17/18, color: red, pcs per sales unit: 10