二苯醚,Diphenyl ether [DPE];certified reference material, TraceCERT®
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氢氧化钠,Sodium hydroxide;BioXtra, ≥98% (acidimetric), pellets (anhydrous)
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硫化钾 [钾碱],Potassium sulfide;small lumps for analysis EMSURE®
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甘精肽 [双甘氨肽, 甘氨酸二肽],Gly-Gly [GlycylGlycine];BioXtra, ≥99.0% (NT)
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二乙二醇,Diethylene glycol [DEG];BioUltra, ≥99.0% (GC)
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反式-4-羟基肉桂酸 [反式-对香豆酸],trans-p-Coumaric acid;≥98.0% (HPLC)
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槲皮苷,Quercitrin;phyproof® Reference Substance, ≥95.0% (HPLC)