产品详情
天津欧捷科技代理美国ALPHA仪器配件耗材
货号:AR049
规格:50g
品牌:alpha
LECO® 502-049
502-049 SAAR049 Platinised Aluminium Oxide 50g 氮催化剂
502-062 SAAR4020 Soil Standard, 0.92% C 100g 土壤标准样品
502-072/ 502-016 SAAR655 0.5g O/N in Steel Pin Standard , 0.0021% O, 0.393% N 100pcs 钢中氧氮标样, 氧:21ppm,氮3930ppm
502-071 SAAR2864 High Sulfur Residual Oil, 118mL 30% S 114g 高硫油标样