5-methyl-6-nitro-1H-Indole , 98% , 【936128-70-0】
Molecular Formula: C9H8N2O2
Formula Weight: 176.17
sodium bis[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzene-1-sulphonamidato(2-)]chromate(1-) , 0.99 , 【72275-69-5】
Molecular Formula: C32H26CrN10NaO8S2
Formula Weight: 817.73
2-Butynedioic acid, 1,4-diphenyl ester , 0.95 , 【53683-89-9】
Molecular Formula: C16H10O4
Formula Weight: 266.25
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