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Screw Caps for VWR SuperClear Screw Cap Microtubes Low-profile cap with universal screw threads has ethylene propylene O-ring. Nonsterile. Assorted colors. Equal quantities of red orange yellow blue green and white caps.
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Screw Caps for VWR SuperClear Screw Cap Microtubes Low-profile cap with universal screw threads has ethylene propylene O-ring. Nonsterile. Assorted colors. Equal quantities of red orange yellow blue green and white caps.
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