Noelson anticorrosive pigment ZP-01,02,03,04,AC-202,303.404,AC-488,588,688,NSC-400S,NSC-400W etc ziliendelea kuletwa sokoni.Usasishaji wa kiwango cha Noelson Zinc Phosphate ZP 409-1,409-2,409-3 na Aluminium Tripolyphosphate TP-303,TP-306 unaendelea.Tutafanya kazi kwa bidii ili...
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