ADVANTEC UNIV酸堿測試紙pH Test Papers
品名:UNIV (Universal)貨號:07010120
測試范圍pH:1.0 ~ 11.0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)