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PHENOLPHTHALEIN MONOPHOSPHATE BIS(CYCLOHEXYLAMMONIUM) SALT CAS14815-59-9Biochemical reagent, mainly used in diagnostic reagents enzyme free production the effect of alkaline phosphate ester enzyme substrates
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N,O-Bis(trimethylsilyl)acetamide CAS10416-59-8Pharmaceutical intermediates, neutral silylated protective agent, mainly used for synthesis of cephalosporins.