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產品與解決方案(àn)
純(chún)化(huà)精品 創(chuàng)新(xīn)定(dìng)製(zhì)
| 項目Items | 標準(zhǔn)值Standard |
| 外觀Appearance | 白(bái)色顆粒及粉末White particles and powder |
| L-天(tiān)門(mén)冬(dōng)氨(ān)酸含(hán)量/(%)Assay:L-aspartate | ≥79.0 |
| 鈣(gài)(以Ca計(jì))含(hán)量/(%)Assay:Calcium | 12.0-13.8 |
| 比(bǐ)旋(xuán)光(guāng)度αm (20 ℃,D)/[(°)·dm2·kg-1]Specific rotation | +19.0~+23.0 |
| pH | 6.0-7.5 |
| 水分/(%)Loss on drying | ≤6.0 |
| 鉛/(mg/kg)Lead | ≤2.0 |
| 總砷/(mg/kg)Total arsenic | ≤1.0 |