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Wide-mouth bottle, PE-LD, with screw connector and eye for lead-sealing, 250 ml
5-氯-2-(甲硫基)苯胺
DDT-D8
零备滴定阀,适用于25 ml, Boro 3.3 滴定管,安全阀门
CP-Sil 5 CB 气相毛细柱
Hibar 125-4,LiChrospher 100 RP-18 12μm定制柱
气相色谱柱,TG-1MS 30m x 0.25mm x 1μm
PRECISION LAB. THERMOMETERS, SOLID STEM, -10+250°C, YELLOW ENAMELLED, ORGANIC LIQUIDS, DIA.6-7MM,
N-Boc-L-赖氨酸甲酯盐酸盐
敌草快标准品