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1,6-Anhydro-4-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-β-D-mannopyranose
CUST.STD. NAPHTALENE, 2,6-DICHLOROPHENOL , 4-CHLOROANILIN, 500μG/ML IN MEOH,1ML 标准品
Iron - Fe metal,99.999%,2% HCl
1-Isopropylnaphthalene
Desethylatrazine-d7 标准品
Menbutone
马卡因 对照品
左美丙嗪-D6马来酸盐
Benzo(a)pyrene Solution
PUNYW27202420 Fenoprop ( 2-(2,4,5-Trichlorophenoxy)propionic acid)