Whatman 濾膜 2813T 囊式濾器HD150, 5./10.min/out 0.125英寸FNPT/5

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Whatman 濾膜 2813T 囊式濾器HD150, 5./10.min/out 0.125英寸FNPT/5 POLYCAP 150 5/10 HD 5/PK G/G