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锡 granulated GR for analysis (particle size about 4 mm) Reag. Ph Eur
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锡 granulated GR for analysis (particle size about 4 mm) Reag. Ph Eur
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碳化硅,409-21-2,≥200 mesh particle size
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碳化硅,409-21-2,≥400 mesh particle size, ≥97.5%
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二氧化钛(IV),13463-67-7,nanopowder, 21 nm primary particle size (TEM), ≥99.5% trace metals basis
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羟基磷灰石,1306-06-5,Particle size: 60-80nm
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Titanium tetrafluoride T35352
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高纯超细碳化铪粉体 HfC,12069-85-1,≥99%, particle size: 400-600nm
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硅胶,112926-00-8,(Davisil grade 22) 孔径 60 Å, 60-200目
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高表面积的二氧化硅纳米颗粒,112945-52-5,small, particle size ~40-50 nm, surface area ~520 m2/g, (KCC-1 S2)
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