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
Tiron? 500GR
水合硫酸铁,AR
庚酸钠盐, ≥97.0%
铍(Be)AAS标准溶液 1000 mg/l溶于硝酸
Sodium Nitroprusside Dihydrate
3,4-二氨基苯甲酸,98%+
(易制爆)(重工证)优级纯硝酸钠 (氧化剂)
N-(1,2,2,2-Tetrachloroethoxycarbonyloxy)succinimide, 95.0%
alpha-Bromo-2,5-difluorotoluene, 98% 10GR
GRID FOR TEM, COPPER, 600TT MESH* WITH > < CENTER