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
烧杯刷 250mL
防护面罩(聚碳酸酯制)
高型烧杯,100ml
甲醇中对二氯苯
N,N-二甲氨基氯丙烷盐酸盐
液相进样针(10ml)
FLASKS, 250 ML, PEAR SHAPED, CENTERED, ST 29/32,UNCOATED, 81 X 140 MM, PACK = 10 PCS
DAVIES-CONDENSERS, CONE ST 19/26, 2x GL 14, JACKET LENGTH 250 MM, PACK = 2 PCS
Whatman Grade 2定性滤纸
1L 白色圆形广口瓶