20ml EPA Screw Neck Vial, 57 x 27.5mm, clear glass, 1st hydrolytic class 10x100pcs 20ml EPA 螺口瓶, 57 x 27.5mm, 透明玻璃, 使用1型玻璃制造， 10x100个

40ml EPA Screw Neck Vial, 95 x 27.5mm, clear glass, 1st hydrolytic class 10x100pcs 40ml EPA 螺口样品瓶, 95 x 27.5mm, 透明玻璃, 使用1型玻璃制造， 10x100个

24mm PP Screw Cap, white, closed top 1000/box 24mm PP 螺口瓶，白色， 实心瓶盖 ， 1000/包

24mm PP Screw Cap, white, centre hole 10x100pcs 24mm PP螺口瓶, 白色, 中心开孔， 10x100个

24mm UltraBond Combination Seal： PP screw cap，white，centre hole，sillicone nature/PTFE beige，3.2mm，1000pk24mm 键合盖垫：白色PP 螺口盖，中心开口，硅胶/PTFE ，3.2mm，1000个/包