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C18 5UM 12.5CMX4.6MM DISCOVERY HPLC &
Wash-Bottle, PP, GL 25, wash-bottle cap, PP, tall shoulder, 500 ml
HYPURITY AQUASTAR 3UM 50X4.6MM COLUMN
BOTTLE CARRIER 6 PLACES
STIRRER SHAFTS, SUTABLE TOGGLE, PTFE FOR PTFE-STIRRER BLADE, FITS TO ST 29/32 AND ST 45/40, PK 16
石墨化炭黑 填料 Carboteck B 60-80 mesh
气相色谱柱,TG-35MS 30m x 0.53mm x 1μm
钨(W)ICP-MS标准溶液,1000mg/L±0.3%溶于2% HNO3+ 1% HF
三丁酸甘油酯,97%,FG
生活固废中重金属元素标准物质