供货周期: | 一周 |
品牌: | |
规格: | 石科院标样 |
货号: | 石科院硫氮标样 |
CAS号: |
石油化工科学研究院标样:
硫(轻油) 0.2 ppm,0.5ppm,1ppm,5ppm,10ppm,20ppm,50ppm,100ppm,200ppm,500ppm,1000ppm,1500ppm,
氮(轻油) 0.2 ppm,0.5ppm,1ppm,5ppm,10ppm,20ppm,50ppm,100ppm,200ppm,500ppm,1000ppm,1500ppm,
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