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锗粒
氨 溶液
CLINICAL THERMOMETER, OVAL FORM, ENCLOSED WHITE CHROMALUX-SCALE, OFFICIALLY TESTED AND STAMPED, +
FREEZE DRYING AMPOULES, BULB-TYPE, W.SEAL OF CONSTRICTION, 2 ML, 8 X 130 MM
2-乙酰氨基-4-甲基-5-噻唑磺酰氯
实验室用品
1-溴-3-氟-5-(二氟甲基)苯
有机样品瓶架
座架(不锈钢制)
Praseodymium 1,000 mg/L in 2% HNO3, 50 mL (Pr6O11)