1.frosted one end on one sides 2.Thickness1.0-1.2MM 3.withISO9001,CE,FDAcertificate 4.50pcs/box,50boxes/ctn Founded in 1974,Haimen Changlong Instrument Co.,Ltd has more 30 years of production experience,we produce"JIANGFAN BRAND"(Original Sail Brand) microscope slides and cover glass and kinds of lab supplies and glassware amd related accessories professionally.It`s one of the largest ...