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CAS: 21645-51-2 15867120051 ¡A 15867120050
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Inspection
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Standard
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VK-LA30D
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PHÈ
7-9
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99.99 %
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30nm
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(g/cm3)
0.15-0.2
¤ñªí±¿n BET
(m2/g)
200-300
¥Õ«× (whiteness),
99
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