One-way stopcocks, straight bore, with PTFE plug, borosilicate glass 3.3 Acc. to DIN 12541-1 and in addition to DIN standard, with PTFE plug and screwthread retaining device, one straight bore, material: borosilicate glass 3.3, leakage rate acc. to DIN 12540-1.
Product Specification: Product Description: Spare key NS: 24 Bore: 8.0mm Material: PTFE
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