β-紫罗兰酮,β-Ionone;analytical standard, ≥97.0% (GC)
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L-正缬氨酸,L-Norvaline;arginase inhibitor, ≥99% (TLC)
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硝酸铜水合物,Copper(II) nitrate hemi(pentahydrate);ACS reagent, 98%
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乙基纤维素,Ethyl cellulose [EC];48.0-49.5% (w/w) ethoxyl basis
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硫酸钙二水合物,Calcium sulfate dihydrate;ACS reagent, 98%
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DL-苹果酸,DL-Malic acid;Pharmaceutical Secondary Standard; Certified Reference Material
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三氧化二铬(III),Chromium(III) oxide;powder, ≥98%