甲酸甲酯,Methyl formate [MF];spectrophotometric grade, 99%
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山楂酸,Maslinic acid;analytical standard, ≥95.0% (HPLC)
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碳酸钾,Potassium carbonate;anhydrous, powder, 99.99% trace metals basis
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偏磷酸,meta-Phosphoric acid;ACS reagent, chips, 33.5-36.5%
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碳酸氢钾,Potassium bicarbonate;≥99.95% trace metals basis, 99.7-100.5% dry basis
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铂八乙基卟啉,Platinum octaethylporphyrin [PtOEP];≥99%
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胃蛋白酶来源于猪胃粘膜,Pepsin from porcine gastric mucosa;powder, ≥400 units/mg protein