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
Amberlite XAD7填料, 20-60目,500g,
5-乙基吲哚-2-羧酸
DROPPING FUNNELS, CYL., W.PESSURE EQUAL., GRADUATED ST-STOPCOCK W. SCREW-THREAD RET. NUT, 50:1 ML,
5-氮胞嘧啶
(1R,2S)-1-苯基-2-(1-吡咯烷基)丙烷-1-醇
L-Ascorbic Acid (Vitamin C)标准品
AS24 阴离子分析柱
土壤基质中δ-六六六质控样
15ml 管路, 900/300, 50个/包装
二氯乙腈