正己烷中2种PCB内标混标(适用国标:HJ715水质18种多氯联苯的内标混标)
面议
- TMstandard
- 生产商
- 国产
- 中国
- 现货
- 全国
- 2
- 1
PCB77-d6 3,3′,4,4′-Tetrachlorobiphenyl-d6 (BZ# 77) 93952-23-9 PCB156-d3 2,3,3′,4,4′,5-Hexachlorobiphenyl-2′,6,6′-d3 (BZ#
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PCB77-d6 3,3′,4,4′-Tetrachlorobiphenyl-d6 (BZ# 77) 93952-23-9 PCB156-d3 2,3,3′,4,4′,5-Hexachlorobiphenyl-2′,6,6′-d3 (BZ#