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50孔亚克力样品瓶架,孔径12.2mm
3-Finger-clamp, chrome-plated, length 150 mm, opening up to 60 mm ?, finger PVC-coated
2-(三氟甲基)苯甲腈
4-氯-2-甲基喹啉, 97%
耐高温O型圈(绿色);THERM-O-RINGS, 1/4"
净化管
Srew cap made of PP with seal
ASTM-THERMOMETER (SOLID STEM) WITH CELSIUS-SCALE RANGE, YELLOW ENAMELLED ASTM TYPE: STORMER VISCOS
三十烷
气相进样针,25UL