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
Organochlorine Pesticides Stock Standard 标准品
TCLP Acids/Base Neutrals High Range Mixture VARIED in Methylene chloride
甲醇中毒死蜱
First Standard® 甲醇中久效威砜溶液,1000μg/mL
Powdered Echinacea Pallida Extract
Sulfisoxazole
n-Amyl borate
Acridine yellow (无证书)
美金刚-D6盐酸盐
甲基嘧啶磷 标准品