Ks-Tek 3Pcs Wide Mouth Liquid Culture Lid Food Grade Plastic Grain Spawn Cultivation Mason Jar Lid with 0.22um PTFE Syringe Filter & 20mm Self Healing Injection Ports For Mushroom auspowers_batchone Box-Sealing

Box-Sealing

strong anti-aging ability

Stainless steel spring and long pin

Acid changes color based on purity

Ks-Tek 3Pcs Wide Mouth Liquid Culture Lid Food Grade Plastic Grain Spawn Cultivation Mason Jar Lid with 0.22um PTFE Syringe Filter & 20mm Self Healing Injection Ports For Mushroom auspowers_batchone Box-SealingKs Tek 3Pcs Wide Mouth Liquid Culture Lid Food Grade Plastic Grain Spawn Cultivation Mason Jar Lid with 0. 22um PTFE Syringe Filter & 20mm Self Healing Injection Ports For Mushroom Quantity: 3pcs Colour: green Lid Material: food grade Polypropylene Lid diameter: 86mm Fit for all Wide Mouth Mason Jar These lids can be used in a microwave, autoclave or pressure cooker. Our professional grade autoclavable wide mouth jar lids are built to be lab quality,