ADVANTEC 八支組酸堿測試紙比色表pH Test Papers
品名:比色表(八支組用)測試范圍pH:0.4 ~ 13.6
包裝:書型7mm x 70mm(L)20張/冊,10冊/盒 卷型9mm x 6M或9mm x 5.5M(R)