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Glufosinate ammonium,10ng/ul 标准品
1000ml锥形烧杯
百洁布
(R)-(+)-3-吡咯烷醇
DURAN? GL 32 square bottle, without cap and pouring ring, 100 ml
LABORATORY TUBE CONNECTORS, PVDF, GL 14, DN 04/06
马丁氏肉汤
CD-50气相毛细管色谱柱
RECEIVER ADAPTERS, BENT, W. VACUUM CONNECTION, SOCKET ST 19/26, CONE ST 29/32
Atrazine-desethyl,100ng/ul 标准品