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  Sodium Metasilicate

  China Sodium Metasilicate with best price and quality.

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  Zinc sulfate Heptahydrate

  Zinc sulfate Heptahydrate: Appearance is white crystal powder, soluble in water, slightly soluble in ethanol, gradually weathered in dry air.

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  sodium sulfite

  China ​Anhydrous Sodium Sulfite

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  4,4'-Bis(a,a-dimethylbenzyl)diphenylamine

  Hosea Chem ® China 4,4'-Bis(a,a-dimethylbenzyl)diphenylamine (Antioxidant KY-405) Supplier

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  Copper dibuthyldithiocarbamate

  Hosea Chem ® China Copper dibuthyldithiocarbamate (Cas 13927-71-4) Exporter.

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  Phenothiazine

  Hosea Chem® Phenothiazine(PTZ)-China Supplier

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