ϺһgӭĹR

Fۄ܄ጣã

 
  • aƷԔ

 

ܣ

  FۄԄһNҺBۄȫسȥճԺѭhˮ黯؄em܇܇ܼIʹõĆνMݻpMݵ܄OϵyͼIJͬ͑xϸ³

 

ԣ

^                         \ɫҺw

ɷ                         ۺPoC}

ܶ/20 g/cm3              1.03 0.2

pHֵ10%ˮҺ            3.2 0.5

 

ʹ÷

  FۄԄֱքӻüϱԄӼϵyѭhˮ̎܄r茢pHֵpH8-8.5ڷ^ĭaɼ҂݄ʹwʹ÷Ո҂ṩĮaƷʹf

 

 

̖ͬһfʼۣѭhˮ0.1%-0.3% FۄԄm1FۄԄ̎5-20^