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气进样针
样品瓶 1ML 8MM 螺口 透明 T
窄口瓶,Teflon*FEP;Tefzel*ETFE螺旋盖,125ml容量
Nonpolar 气相毛细管空柱,1支
5’-尿苷酸 ,98%
氯化金钾
7种阴离子混标4,F/Cl/NO2/Br/NO3/PO4/SO4,溶于 H2O
2-溴-5-氟吡啶
KEYS FOR STOPCOCKS WITH 3 GROOVES PTFE, NS 21.5, DOUBLE OBLIQUE 6 MM AND THREE PART RETAINING DEVICE
Measuring jug. 500 ml, Height 95 mm, ?- 125 mm, graduated, conical shape, with handle, made of stainless steel,