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Bromophos-ethyl-oxon标准品
4-戊氧基苯甲酸
(定制产品)6种元素ICP-MS混标,Ca/Mg/Fe/Cu/P/Si,1000mg/L溶于5% HNO3
Fendall 便携式紧急洗眼器(6分钟流量)
ASTM-THERMOMETER (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: ANILINE POINT
标样-甲醇中5种苯系物混标
ADSORB.TUBE COMPL.FOR 681/703/803
PUNYW8965559 (S)-(-)-4’-Hydroxyphenyl Carvedilol
QUANTITATIVE FILTERPAPERS, HARDENED, MEDIUM (FLAT)
(一恒) BPG-9240A精密鼓风干燥箱(液晶显示)内胆尺寸W×D×H(mm):520×460×1050