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4-氨基-2-氟苯甲酸
3-乙氧基水杨醛
Chlorfluazuron Standard
(定制产品)3种元素ICP-MS混标,K/P/Na,溶于5% HNO3
五氯化铌
2mL无针注射器+13mm亲水PTFE针式滤器(粉色)
MOS-HYPERSIL-2 5UM 150X4.6MM COLUMN
Tube Bed SB 2V
ISO-Guide34-Scandium(Sc)标准溶液,10000mg/L溶于10% HCl
DURAN? Volumetric flask, amber coloured, white graduation, class A, individual certificate, with one graduation mark, polyethylene stopper, NS 12/21,