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ASTM-THERMOMETER, (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: SOLVENTS DIST
7.5%氯化钠肉汤(颗粒剂型)
4-重氮-3-甲氧基二苯胺硫酸盐
Three angle bosshead, Duraluminium, angle 90°+180°+270°, for bar 19-23 mm
REDUCTION ADAPTERS, SOCKET NS 29.2/32, CONE NS 55/44, DURAN
SHIMPACK,CLC-CN 色谱柱
2,5-二氯苯胺
FREEZE DRYING AMPOULES, BULB-TYPE, W.SEAL OF CONSTRICTION, 2 ML, 8 X 130 MM
双草醚 标准品
12种农药混标(烟草检测)