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岛津玻璃衬管
Cheminert 进样阀 C4-1344-.5
Beryllium 1,000 mg/L in 2% HNO3, 50 mL (Be Acetate)
气相色谱柱,TRACE TR-50MS 气相柱 10 m 0.10mm ID ,0.10μm 液膜厚度
CAPCELL PAK C18 MGⅡ (S-5) 4.6X50*
THERMAL PAPER SP SOLD BY EACH, MINIMUM ORDER IS 11
Insert for srew cap GL 18, 8,0 mm
间碘苯甲酸
气相色谱柱,TG-WAXMS A 60m x 0.32mm x 1μm
2'-氨基-2'-脱氧腺苷