Nyob rau hauv xyoo tas los no, sodium fluorosilicate tau tshwm sim los ua tus neeg tseem ceeb hauv ntau qhov kev lag luam, qhia txog nws txoj kev ua tau zoo thiab ua tau zoo hauv ntau daim ntawv thov. Sodium fluorosilicate tshwm li dawb siv lead ua, crystalline hmoov, los yog tsis muaj xim hexagonal crystals. Nws yog odorless thiab tasteless. Nws cov txheeb ze...
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