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9mm color-coded PP caps and septa: closed top seals for HPLC/GC vials

Thread: 9mm short thread
Type: Closed top or 6mm center hole
Key models:

SC9196: Red cap + white PTFE/red silicone

SC9198: Yellow cap + white PTFE/red silicone

SGSC9291: Metal-reinforced blue cap

SC9291-C: Clear cap + red PTFE/white silicone

Rated 4.7/5 based on 335 customer reviews
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Content
Zero Evaporation - Closed-top design (SC9196/SC9198) protects volatile samples. Color-Coordinated - Red, Yellow, or Blue caps enable visual workflow management. Composite Seal - Metal-Reinforced Cap (SGSC9291) withstands autosampler pressure. Flexible Customization - Septa/Cap combinations are customized to your experimental protocol. Chemical Barrier - PTFE/Silicone resists solvent degradation.
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