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POLYETHYLENE STOPPERS WITH OCTAGONAL PLATE, ST 85/55, ACC. TO DIN 12254
200ml A级容量瓶、棕标、无顶塞、ST14/23
500mL,容量瓶,USP级,棕色,3.3玻璃,误差±0.20 mL,ST 19/26,玻璃顶塞,白标,含证书
Thermo Scientific Nalgene 4000-0500 Class B polypropylene volumetric flask, 500 mL
Pyrex 5642-500 Brand 5642 Volumetric Flask; 500 mL, case of 12
ST 12/21 空心透明玻璃塞
Pyrex 5642-50 Brand 5642 Volumetric Flask; 50 mL, case of 12
VITLAB 25ml 聚丙烯容量瓶,聚丙烯材质顶塞,B级证书,含校准证书
1000mL,容量瓶,USP级,透明,3.3玻璃,误差±0.30 mL,ST 24/29,玻璃顶塞,棕标,含证书
DWK Life Sciences (Kimble) 28014-100 Volumetric Glass Flask, Class A, 100 mL, 12/cs