Laureate Chemical Company

Tin-Nickel Alloy (Brighten & Black). 
錫鎳合金(光澤及黑色)
TNA TIN-SALT          20Kgs/drum
TNA NICKEL-SALT       20Kgs/bag
TNA COMPLEXER         25Kgs/ctn
TNA#1                 20Ls/ctn         
TNA#2                 20Ls/ctn
TNA#3                 20Ls/ctn