Starlab Scientific Co., Ltd special designed syringe filter with extremely low HPLC extractables in 100000 grade clean room. All filters made from Germany with medical grade virgin pp housing, make lowest extractable and contamination free for samples. Both sterile and non-sterile with wide filter media for different users require.The size range from 4mm, 13mm, 25mm, 33mm, 50mm. Main application related to rmaceutical, environmental protection, biotechnology research, food & beverage test and agricultural analysis. All filters with exnt flow rate and good filtration volume.Two series of WINSTAR and FILTSTAR can meet different customer requirements.