词典 / 化工原料

萘粉

Napthalene Powder

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相关词条

工业萘

NAPTHALENE FLAKES. (INDUSTRIAL GRADE)

精萘

NAPTHALENE FLAKES. (REFINED)

粗萘

Napthalene Crude grey flakes

精萘

Refined Napthalene Powder

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