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trans-2-Hexenal for synthesis
1-Bromo-5-chloropentane, 98% 100GR
烟酸, 99.5% 100GR
焦儿茶酚/ 联苯二酚
2,5-二氟硝基苯, ≥98.0%
3,4-亚乙基二氧硝基苯
116898 pH Test in cooling lubricants ( 酸碱值测试组 ) Method: reflectometric with test strips pH 7
3-氯苯甲酰氯,98%
3-甲酰基吲哚酸-1-羧酸 T-丁基酯,98%+
2-溴-5-氯苯甲醛,97.0%(GC)
阿替洛尔,98%+