高端化学试剂
[展开描述+]高端化学试剂
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产品货号
产品名称
产品描述
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95%
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99.99%(高纯试剂,200目)
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95%
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98%
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98%
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6-乙酰基-4,4-二甲基二氢苯并噻喃[88579-23-1...
98%
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98%
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1000ug/ml(溶剂:0.02mol/L NaOH)
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AR,99%
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4,7-二溴异苯并呋喃-1,3-二酮[25834-16-6]
98%
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98%
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98%
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100μg/ml(溶剂:1% HNO3)
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97%
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1.0 M solution of 2-methyltetr...