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IMZ 1.9/3 低合金钢
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pH试纸 non-bleeding pH 0 - 0.5 - 1.0 - 1.3 - 1.6 - 1.9 - 2.2 - 2.5
pH-indicator strips pH 0 - 2.5 Special indicator non-bleeding pH 0 - 0.5 - 1.0 - 1.3 - 1.6 - 1.9
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1,9-癸二烯,1647-16-1,>98.0%(GC
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Shim-pack Scepter C18-120 EXP (G), 1.9um, 2.1x5.0
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聚苯乙烯微球,9003-53-6,diameter 1.0 - 1.9μm ,5% w/v
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氨基聚苯乙烯微球,9003-53-6,diameter 1.0 - 1.9μm,2.5% w/v
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羧基聚苯乙烯微球,9003-53-6,diameter 1.0 - 1.9μm,5% w/v
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Shim-pack Scepter Phenyl-120, 1.9um, 2.0x50
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Shim-pack Scepter PFPP-120, 1.9um, 2.0x50
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Shim-pack Scepter Diol-HILIC-120, 1.9um, 2.0x75
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