However, efforts to eliminate semicarbazide sources from packaging had already progressed, and manufacturers are now using sodium bicarbonate as the replacement chemical in the production of plastic seals.

 
  • 然而,将氨基脲清除出包装材料的工作也已取得了进展,现在生产商们用重碳酸盐作为氨基脲的替代化合物。
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