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Table 2 Reference compounds for quality control of ChondroT

From: Chondroprotective and anti-inflammatory effects of ChondroT, a new complex herbal medication

Compound Purity (%) Company Detection wave length (nm)
Chlrogenic acid ≥ 99.0 Acros Organics (Pittsburgh, PA, USA) 325
Berberine Cl ≥ 98.0 Sigma-Aldrich Co. (St. Louis, MO, USA) 340
Nodakenin ≥ 98.0 NPC BioTechnology (Yeongi, Korea) 335
Isoferulic acid ≥ 98.0 ChemFaces (Wuhan, China) 325
Oxypeucedanin hydrate ≥ 98.0 ChemFaces (Wuhan, China) 310
Decursin ≥ 98.0 NPC BioTechnology (Yeongi, Korea) 330
Decursinol angelate ≥ 98.0 NPC BioTechnology (Yeongi, Korea) 330