如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
6种组分混标,Ca/Al/Mg/Fe/NH4H2PO4/K2SO4,溶于Dilute Aqua Regia
2,4-三氯杀螨醇,10ng/ul溶于环己烷 标准品
RECEIVING ADAPTERS, BENT, WITH SVS HOSE CONNECTION, BOROSILICATE GLASS, SOCKET ST 19/26, CONE ST 19/26
滴定管
120mL透明直壁瓶,含石炭酸盖子及F217衬垫
3-萘酚-2,7-二磺酸钠
Millipore亲水性Durapore PVDF滤膜
Hershberg-Wolfe liquid-liquid extractor 1000ml, round flask 250ml,' Allihn condenser, frit.
GF/D玻璃微纤维滤纸
手动 去盖器用于13MM 密封垫