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
Cust. STD 12 comp. (with certificate in Vol%) 5l with He in pressure tank 标准品
Ammonium palmitate (无证书)
PUNYW24670185 Hydroxy Nefazodone-d5 HCl
4-溴氟苯(适用HJ893-2017,HJ1020-2019) 标准品
STEAM COAL (elements, ash, gross calorific value) 标准品
14种酚类混标,50ng/ul溶于甲醇 标准品
1,3-丁二醇
草酸钠
异戊二烯
PUNYW25871340 Purine