cov khoom siv

• Enamel Frits

  Hauv av Frit

  Cover Frit

  Pob tshab Frit

  Ncaj nraim ntawm frit

  Cam khwb cia hlau frit

  Lwm cov frits

• Cov khoom siv Boron

  Boron Carbide

  Borate Fertilizer

  borax

  Tshuaj Boric Acid

  Boron Oxide

  Boron Nitride hmoov

• Carbonate ntsev

  lithium Carbonate

  Barium Carbonate

  Magnesium Carbonate

  Sodium Bicarbonate

• Lwm tus

  Lithium hydroxide

  hmoov lead acetate

  Ua Nitrate

  Ceramic siv calcium phosphate

  Zirconium Silicate