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
pH精密试纸 1.4-3(SCRC)
Hibar 30-4,Chiraspher NT 5μm定制柱
DROPPING FUNNELS, ROUND BOTTOM, UNGRADUATED, ST-STOPCOCK W. SCREW-THREAD RETAINING NUT, 25 ML, C
艾叶
硫酸根离子标液,SO4-2, 1 mg/L ± 2% 溶于水
Round Bottom Flasks Full Length A Type
磺胺醋酰
四乙基硫酸氢铵
套装 WM 样品瓶 /旋盖/钳口盖-未组装 100 1.5ML 透明
Empty 6 mL SPE tube with 2 frits (100/box)