追加説明:
Reduced L-glutathione (GSH), CAS 70-18-8, food grade, with a specification of 98.0%-101%. Quality parameters include positive identification, white crystalline powder appearance, loss on drying ≤0.5% (tested at 0.25%), sulfated ash ≤0.1% (tested at 0.03%), a clear colorless solution, solubility that is free in water and very slight in ethanol, and specific optical rotation within [α]D20 -15.5 to -17.5 (tested at -15.9). The supplier operates five plants in China plus warehouses in the US (CA, NY, FL) and Europe.
評価とコメントを残す