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
塑料中PAH标准样品B
温度记录仪
HAEMATOCRIT TUBES, ACC. TO VAN ALLEN, WHITE ENAMELLED, CAP.OF BALL APPROX 1 ML, GRAD. 0,01 ML=100
5-(5-Carboxy-2-ethoxyphenyl)-1-methyl-3-n-propyl-1