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气进样针,SYRINGE 7001KH 25GA PT#3 1UL
4,4'-二羧基二苯醚
ANCHOR STIRRERS FOR REACTION VESSELS WITH GROUND AND POLISHED SHAFT WITH PIVOT 285x10 MM ST 19/26 KF/LF -/60
2,6-二氯醌-4-氯亚胺
HYPURITY AQUASTAR 8UM 10X10MM PREP DROP-IN CART PK/3
WITIPS, SUITABLE FOR WITOPETTE AND MULTIPETTE, VOLUME RANGE 12,5 ML, 1 PACK = 100 PCS.
乙醇-GCS,99.9%
96W 800uL LDD GF/B
pH精密试纸 6.4-8(上海)
2,4-己二烯醛