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
过硫酸钾,总氮N≤0.0005%,适用于HJ636-2012
醋酸银
HP-FFAP测试标样
FLASKS, ROUND BOTTOM, CENTER NECK, AMBER STAINED, ACC. TO DIN 12348, 50 ML, ST 14/23, 51 X 90 MM
16种定制混标 标准品
PUNYW7096417 Balsalazide USP Impurity 1
ISO-Guide34-Tantalum(Ta)标准溶液,1000mg/L溶于2% HNO3+0.5% HF
Griffinbeaker, ETFE, printed black scale, 1000 ml
GLASS COL. 6' X 1/4 ",2MM ID, PORAPAK T (80/100) F GC PYE UNICAM PU 4550
9-苯基吖啶