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(R)-(+)-2-氨基-2'-羟基-1,1'-联萘
2,3-二溴丙醇
STACKABLE RACKS YELLOW TIPS UNIV, 2:200 μl (960 Tips)
1,2,3,4-四氢咔唑
SPLASH HEADS, BENT, VERTICAL, CONE ST 29/32, SIDE CONE ST 29/32
STIRRER COMPRESSED AIR RO 42/F/V4A-18/8 OVERALL LENGTH: 225 MM 0,3 - 6 BAR
果汁中的合成色素质控样(胭脂红、日落黄、柠檬黄)
4-氟吡啶盐酸盐
Analytical column, 5 μm, LICHROSPHER 100 RP-18, EC, 25 x 0,4 cm
管路接头,PP,Y形,用于内径为4- 5 mm的管路