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R12001669 2-甲酰基噻唑 CAS 10200-J59-6 Reagent,97%

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LIFE 15596-018 TRIzol Reagent 200ml 动物RNA提取试剂

invivogen支原体清除剂促销

50 Strips/bottle 2 in1 pH Hardness Water Test Strip Reagent

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硫氰酸钾 ACS reagent, ≥99% 333-20-0 化学试剂

硫酸镁(II)七水合物 ACS reagent,≥99.5% 10034-99-8 化学试剂

水合茚三酮 ACS reagent,≥99.5% 485-47-2 化学试剂

甲酸钠 ACS reagent,≥99.5% 141-53-7 化学试剂

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