纯碱soda ash light
片碱Caustic Soda (Flakes
烧碱Caustic Soda (Sodium hydroxide)
烧碱Caustic Soda Flakes min.99% & 96%
【化】 熬碱锅solid caustic soda pot
【化】 氢氧化钠液; 烧碱液caustic lye of soda
片碱Caustic soda 96 % flakes and pearl
苛性钠薄片，松香CAUSTIC SODA FLAKES, GUM ROSIN