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24312 Supelco γ-DEX™ 225氣相色譜柱L × I.D. 30 m × 0.25 mm, df 0.25 μm
24308 Supelco β-DEX™ 325氣相色譜柱L × I.D. 30 m × 0.25 mm, df 0.25 μm
Β-DEX ™225氣相色譜柱 β-DEX™ 225L × I.D. 30 m × 0.25 mm, df 0.25 μm
24307 Supelco γ-DEX™ 120氣相色譜柱L × I.D. 30 m × 0.25 mm, df 0.25 μm
24310 Supelco α-DEX™ 120氣相色譜柱L × I.D. 30 m × 0.25 mm, df 0.25 μm
24302 Supelco β-DEX™ 110氣相色譜柱L × I.D. 60 m × 0.25 mm, df 0.25 μm
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