Powder -20℃ 3 years;4℃ 2 years In solvent -80℃ 6 months;-20℃ 1 month
研究领域：
Others
描述：
Phenazopyridine hydrochloride is a chemical, which has a local analgesic effect, often used to alleviate the pain, irritation, discomfort, or urgency caused by urinary tract infections, surgery, or in
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